Dyfyniad APA

ROLL, E. (1954). A history of economic thought - Eric Roll. Prentice Hall.

Dyfyniad Arddull Chicago

ROLL, Eric. A History of Economic Thought - Eric Roll. Prentice Hall, 1954.

Dyfyniad MLA

ROLL, Eric. A History of Economic Thought - Eric Roll. Prentice Hall, 1954.

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