Dyfyniad APA

OBRUCHEV, V. (1959). Fundamental of geology: Popular outline. Foreign Language.

Dyfyniad Arddull Chicago

OBRUCHEV, V. Fundamental of Geology: Popular Outline. Foreign Language, 1959.

Dyfyniad MLA

OBRUCHEV, V. Fundamental of Geology: Popular Outline. Foreign Language, 1959.

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