Lumsden, K. G., Attiyeh, R., & Bach, G. L. (1982). Microeconomics: A programmed book (4th ed.). Prentice Hall.
Cita Chicago Style (17a ed.)Lumsden, Keith G., Richard Attiyeh, y George Leland Bach. Microeconomics: A Programmed Book. 4th ed. New Jersey: Prentice Hall, 1982.
Cita MLA (8a ed.)Lumsden, Keith G., et al. Microeconomics: A Programmed Book. 4th ed. Prentice Hall, 1982.
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