APA (7th ed.) Zitazioa
Zwerdling, M., Casey, P., Gibbons, T., & Kors, E. (2004). Postcards of nursing: A world-wide tribute (First edition.). Lippincott Williams & Wilkins.
Chicago Style (17th ed.) Zitazioa
Zwerdling, Michael, Patricia Casey, Tom Gibbons, eta Erika Kors. Postcards of Nursing: A World-wide Tribute. First edition. Philadelphia, Pennsylvania: Lippincott Williams & Wilkins, 2004.
MLA (9th ed.) Zitazioa
Zwerdling, Michael, et al. Postcards of Nursing: A World-wide Tribute. First edition. Lippincott Williams & Wilkins, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.