Cita APA (7th ed.)

O'Sullivan, E., Rassel, G. R., & Berner, M. (2012). Research methods for public administrators (6th ed.). Longman.

Cita Chicago (17th ed.)

O'Sullivan, Elizabethann, Gary R. Rassel, i Maureen Berner. Research Methods for Public Administrators. 6th ed. Boston: Longman, 2012.

Cita MLA (9th ed.)

O'Sullivan, Elizabethann, et al. Research Methods for Public Administrators. 6th ed. Longman, 2012.