APA (7th ed.) Zitazioa
Spencer, N. (1986). A Basic textbook of auditing principles. Heineman.
Chicago Style (17th ed.) Zitazioa
Spencer, Norman. A Basic Textbook of Auditing Principles. Nairobi: Heineman, 1986.
MLA (9th ed.) Zitazioa
Spencer, Norman. A Basic Textbook of Auditing Principles. Heineman, 1986.
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