Cita APA

O'Leary, Z. (2004). The essential guide to doing research. London ; Thoundand Oaks: SAGE.

Chicago Style Citation

O'Leary, Zina. The Essential Guide to Doing Research. London ; Thoundand Oaks: SAGE, 2004.

Cita MLA

O'Leary, Zina. The Essential Guide to Doing Research. London ; Thoundand Oaks: SAGE, 2004.

Atenció: Aquestes cites poden no estar 100% correctes.