APA (7th ed.) Citation

Schwartz, R., & Rueff, J. A. (1969). Economics for today. Cambridge Book.

Chicago Style (17th ed.) Citation

Schwartz, Rudolph, and Joseph A. Rueff. Economics for Today. New York: Cambridge Book, 1969.

MLA (9th ed.) Citation

Schwartz, Rudolph, and Joseph A. Rueff. Economics for Today. Cambridge Book, 1969.