Cita APA

Samuelson, P. A. (1967). Economics: An introductory analysis. New York: McGraw-Hill Book Company.

Chicago Style Citation

Samuelson, Paul A. Economics: An Introductory Analysis. New York: McGraw-Hill Book Company, 1967.

Cita MLA

Samuelson, Paul A. Economics: An Introductory Analysis. New York: McGraw-Hill Book Company, 1967.