Cita APA (7a ed.)

Oppenheimer, S. P. (1971). Directing construction for profit: Business aspects of contracting. McGraw-Hill Book Company.

Cita Chicago Style (17a ed.)

Oppenheimer, Samuel P. Directing Construction for Profit: Business Aspects of Contracting. New York: McGraw-Hill Book Company, 1971.

Cita MLA (9a ed.)

Oppenheimer, Samuel P. Directing Construction for Profit: Business Aspects of Contracting. McGraw-Hill Book Company, 1971.