APA-referens (7:e uppl.)

Clough, P. (2002). A student's guide to methodology. SAGE Publications.

Chicago-referens (17:e uppl.)

Clough, Peter. A Student's Guide to Methodology. London Thousand Oaks, CA: SAGE Publications, 2002.

MLA-referens (8:e uppl.)

Clough, Peter. A Student's Guide to Methodology. SAGE Publications, 2002.