Cita APA (7th ed.)

Gray, D. E. (2013). Doing research in the real world (3rd edition.). Sage Publications.

Cita Chicago (17th ed.)

Gray, David E. Doing Research in the Real World. 3rd edition. Thousand Oaks, CA: Sage Publications, 2013.

Cita MLA (8th ed.)

Gray, David E. Doing Research in the Real World. 3rd edition. Sage Publications, 2013.