Παραπομπή APA

Singh, H. (1975). Perspectives on Guru Nanak. Punjabi University.

Παραπομπή Chicago Style

Singh, Herbans. Perspectives on Guru Nanak. Patiala: Punjabi University, 1975.

Παραπομπή MLA

Singh, Herbans. Perspectives on Guru Nanak. Punjabi University, 1975.