Cita APA (7a ed.)

Schwartz, B. M. (2012). An easy guide to APA style. SAGE.

Cita Chicago Style (17a ed.)

Schwartz, Beth M. An Easy Guide to APA Style. London: SAGE, 2012.

Cita MLA (9a ed.)

Schwartz, Beth M. An Easy Guide to APA Style. SAGE, 2012.