Cita APA (7a ed.)

Heymann, H., & Bloom, R. (1990). Opportunity cost in finance and accounting. Quorum.

Cita Chicago Style (17a ed.)

Heymann, H.G, y Robert Bloom. Opportunity Cost in Finance and Accounting. New York [etc.]: Quorum, 1990.

Cita MLA (9a ed.)

Heymann, H.G, y Robert Bloom. Opportunity Cost in Finance and Accounting. Quorum, 1990.