Dyfyniad APA

Petersen, H. C., & Lewis Cris W. (1999). Managerial economics (4th ed.). Pearson education.

Dyfyniad Arddull Chicago

Petersen, H. Craig, and Lewis Cris W. Managerial Economics. 4th ed. New Delhi: Pearson education, 1999.

Dyfyniad MLA

Petersen, H. Craig, and Lewis Cris W. Managerial Economics. 4th ed. Pearson education, 1999.

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