Naidu, P. R. J. (1967). Johannsen's optical mineralogy. Allied Publishers private limitede.
Chicago Edition CitationNaidu, P. R. J. Johannsen's Optical Mineralogy. New Delhi: Allied Publishers private limitede, 1967.
Deismireacht MLANaidu, P. R. J. Johannsen's Optical Mineralogy. Allied Publishers private limitede, 1967.
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