Dyfyniad APA

Porter, S. P. (1965). Petroleum Accounting Practices Stanley P. Porter. McGraw-Hill.

Dyfyniad Arddull Chicago

Porter, Stanley P. Petroleum Accounting Practices Stanley P. Porter. McGraw-Hill, 1965.

Dyfyniad MLA

Porter, Stanley P. Petroleum Accounting Practices Stanley P. Porter. McGraw-Hill, 1965.

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