Παραπομπή APA

Naidu, P. R. J. (1967). Johannsen's optical mineralogy. Allied Publishers private limitede.

Παραπομπή Chicago Style

Naidu, P. R. J. Johannsen's Optical Mineralogy. New Delhi: Allied Publishers private limitede, 1967.

Παραπομπή MLA

Naidu, P. R. J. Johannsen's Optical Mineralogy. Allied Publishers private limitede, 1967.