Cita APA

Kulton, G., & Moser, C. (1971). Survey methods in social investigation (2.).

Chicago Edition Citation

Kulton, Graham, i Claus Moser. Survey Methods in Social Investigation. 2. Aldershot (England), Gower Publishing, 1971.

Cita MLA

Kulton, Graham, i Claus Moser. Survey Methods in Social Investigation. 2. 1971.