Cita APA (7a ed.)

Rosenberg, R. R. (1945). Essentials of American business law. The Gregg Pub. Co..

Cita Chicago Style (17a ed.)

Rosenberg, R. Robert. Essentials of American Business Law. New York : Chicago [etc.]: The Gregg Pub. Co., 1945.

Cita MLA (8a ed.)

Rosenberg, R. Robert. Essentials of American Business Law. The Gregg Pub. Co., 1945.