Cita APA (7a ed.)

Goodman, D. A., & Peavy, J. W. I. (1985). Hyperprofits: Beat the pros with this new, proven investment system. Doubleday.

Cita Chicago Style (17a ed.)

Goodman, David A., y John W. III Peavy. Hyperprofits: Beat the Pros with This New, Proven Investment System. Garden City, N.Y.: Doubleday, 1985.

Cita MLA (9a ed.)

Goodman, David A., y John W. III Peavy. Hyperprofits: Beat the Pros with This New, Proven Investment System. Doubleday, 1985.