User Manual
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Desktop/PASW_DataCollection_56_DeveloperLibrary.exe
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Desktop/PASW_DataCollection_56_DeveloperLibrary_Readme.doc

Readme
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Readme/PASW_DataCollection_56_Desktop_ReadMe.doc
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Readme/PASW_DataCollection_56_Server_ReadMe.doc
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Readme/PASW_DataCollection_56_DataEntry_ReadMe.doc
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Readme/PASW_DataCollection_56_Interviewer_ReadMe.doc

Installation
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Installation/PASW_DataCollection_56_Desktop_InstallGuide.chm
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Installation/PASW_DataCollection_56_Server_InstallGuide.chm
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/DaInstallationaEntry/PASW_DataCollection_56_DataEntry_InstallGuide.chm
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Installation/PASW_DataCollection_56_Interviewer_InstallGuide.chm

Add-in
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Add-in/Microsoft WSE 2.0 SP3 Runtime.msi
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Add-in/NetFx20SP1_x86.exe
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Add-in/Printer Driver.zip
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Add-in/QRPES_Server.zip
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Add-in/PASW_Interviewer_Phone_Components_56_win_en.exe
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Add-in/PASW_WebReportsforSurveysExports_56_win_en.exe
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Add-in/PASW_WebReportsforSurveysExports_56_win_es.exe
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Add-in/PASW_WebReportsforSurveysExports_56_win_fr.exe
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Add-in/PASW_WebReportsforSurveysExports_56_win_de.exe
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Add-in/PASW_WebReportsforSurveysExports_56_win_it.exe
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Add-in/PASW_WebReportsforSurveysExports_56_win_ja.exe
http://support.spss.com/ProductsExt/Data Collection/Documentation/5.6/Add-in/PASW_WebReportsforSurveysExports_56_win_zh.exe