APA (7th ed.) Zitazioa
Ramakrishna, K. (2012). Essentials of project management. Phi.
Chicago Style (17th ed.) Zitazioa
Ramakrishna, Kamaraju. Essentials of Project Management. New Delhi: Phi, 2012.
MLA (9th ed.) Zitazioa
Ramakrishna, Kamaraju. Essentials of Project Management. Phi, 2012.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.