Cita APA (7a ed.)

Beach, D. I., & Ovens, G. (1972). Business and securities valuation. Methuen.

Cita Chicago Style (17a ed.)

Beach, Donald I., y Geo Ovens. Business and Securities Valuation. Toronto: Methuen, 1972.

Cita MLA (9a ed.)

Beach, Donald I., y Geo Ovens. Business and Securities Valuation. Methuen, 1972.