APA-Zitierstil (7. Ausg.)

O'Leary, Z. (2010). The essential guide to doing your research project (Reprinted.). Sage.

Chicago-Zitierstil (17. Ausg.)

O'Leary, Zina. The Essential Guide to Doing Your Research Project. Reprinted. Los Angeles, Calif. [u.a.]: Sage, 2010.

MLA-Zitierstil (9. Ausg.)

O'Leary, Zina. The Essential Guide to Doing Your Research Project. Reprinted. Sage, 2010.