APA-referens (7:e uppl.)

Somekh, B. Theory and methods in social research (2nd.). Sage Publication.

Chicago-referens (17:e uppl.)

Somekh, Bridget. Theory and Methods in Social Research. 2nd. New Delhi: Sage Publication.

MLA-referens (9:e uppl.)

Somekh, Bridget. Theory and Methods in Social Research. 2nd. Sage Publication.