Cita APA (7th ed.)

Johnson, N. P., Berring, R. C., & Woxland, T. A. (2000). Winning research skills (Rev. 4th ed.). West Group.

Cita Chicago (17th ed.)

Johnson, Nancy P., Robert C. Berring, i Thomas A. Woxland. Winning Research Skills. Rev. 4th ed. Eagan, MN: West Group, 2000.

Cita MLA (9th ed.)

Johnson, Nancy P., et al. Winning Research Skills. Rev. 4th ed. West Group, 2000.