Cita APA (7th ed.)

Samuelson, P. A., & Skidmore, F. (1970). Readings in economics (6a. ed.). McGraw-Hill.

Cita Chicago (17th ed.)

Samuelson, Paul Anthony, i Felicity Skidmore. Readings in Economics. 6a. ed. Nueva York: McGraw-Hill, 1970.

Cita MLA (9th ed.)

Samuelson, Paul Anthony, i Felicity Skidmore. Readings in Economics. 6a. ed. McGraw-Hill, 1970.