PEN Technical Guidelines, version 4, including code list
The PEN Technical Guidelines accompanies the PEN questionnaire. The second version (March 2006) was thoroughly updated and expanded to include a detailed section by section guidelines to the questionnaire. The third and fourth version has a number of clarifications and additions, reflecting the experience gained from the PEN fieldwork.
- The PEN guidelines, version 4 – May 2007 (Word format, zipped). available here
- A Spanish translation of the guidelines version 4 is available here .
- Code list, version 7.1 – April 2009 (Word format, zipped), available here