Dyfyniad APA

Sharp,Ansel M. (1996). Economics of social issues (12.). Irwin Book Team.

Dyfyniad Arddull Chicago

Sharp,Ansel M. Economics of Social Issues. 12. Chicago: Irwin Book Team, 1996.

Dyfyniad MLA

Sharp,Ansel M. Economics of Social Issues. 12. Irwin Book Team, 1996.

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