Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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