Cita APA (7th ed.)

Behavioral and Social Sciences Survey Committee. Economics Panel & Ruggles, N. D. (1970). Economics. Prentice-Hall.

Cita Chicago (17th ed.)

Behavioral and Social Sciences Survey Committee. Economics Panel i Nancy D. Ruggles. Economics. Englewood Cliffs, N.J: Prentice-Hall, 1970.

Cita MLA (9th ed.)

Behavioral and Social Sciences Survey Committee. Economics Panel i Nancy D. Ruggles. Economics. Prentice-Hall, 1970.