APA (7e ed.) Bronvermelding

LUMSDEN, K. (1966). Microeconomics A Ppprogrammed Book Keith Lumsden, R. Attiyeh, George Leland Bach. Prentice-Hall.

Chicago (17e ed.) Bronvermelding

LUMSDEN, Keith. Microeconomics A Ppprogrammed Book Keith Lumsden, R. Attiyeh, George Leland Bach. Prentice-Hall, 1966.

MLA (8e ed.) Bronvermelding

LUMSDEN, Keith. Microeconomics A Ppprogrammed Book Keith Lumsden, R. Attiyeh, George Leland Bach. Prentice-Hall, 1966.

Let op: Deze citaties zijn niet altijd 100% accuraat.