APA (7e ed.) Bronvermelding

McEachern, W. A. (2012). Microeconomic Principles: A Contemporary Introduction 9 ED (9th.). Cengage Learning.

Chicago (17e ed.) Bronvermelding

McEachern, Willam A. Microeconomic Principles: A Contemporary Introduction 9 ED. 9th. Australia: Cengage Learning, 2012.

MLA (9e ed.) Bronvermelding

McEachern, Willam A. Microeconomic Principles: A Contemporary Introduction 9 ED. 9th. Cengage Learning, 2012.