Dyfyniad APA

Smith, W. D. P. (1907). Petrography of some rocks from Benguet province. Bureau of Print.

Dyfyniad Arddull Chicago

Smith, Warren Du Pre. Petrography of Some Rocks from Benguet Province. Manila: Bureau of Print, 1907.

Dyfyniad MLA

Smith, Warren Du Pre. Petrography of Some Rocks from Benguet Province. Bureau of Print, 1907.

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