Cita APA (7a ed.)

SAMUELSON, P. A., & DONORHAUS, W. D. (1985). Economics.-- ed.12. McGraw-hill.

Cita Chicago Style (17a ed.)

SAMUELSON, Paul A., y William D. DONORHAUS. Economics.-- Ed.12. New York: McGraw-hill, 1985.

Cita MLA (9a ed.)

SAMUELSON, Paul A., y William D. DONORHAUS. Economics.-- Ed.12. McGraw-hill, 1985.