Cita APA (7a ed.)

Rahlf, T., & Metz, J. (2012). GESIS-Technical Reports. GESIS.

Cita Chicago Style (17a ed.)

Rahlf, Thomas, y Jürgen Metz. GESIS-Technical Reports. Mannheim: GESIS, 2012.

Cita MLA (8a ed.)

Rahlf, Thomas, y Jürgen Metz. GESIS-Technical Reports. GESIS, 2012.