APA aipamena

Singh, G., & Bhaskkara Rao,R.B.P. (1967). Guru Nanak. National Book Trust.

Chicago Style aipamena

Singh, Gopal, and Bhaskkara Rao,R.B.P. Guru Nanak. New Delhi: National Book Trust, 1967.

MLA aipamena

Singh, Gopal, and Bhaskkara Rao,R.B.P. Guru Nanak. National Book Trust, 1967.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.