Cita APA (7th ed.)

Pestana, H. R. (1972). Bibliography of congressional geology. Hafner Pub. Co.

Cita Chicago (17th ed.)

Pestana, Harold R. Bibliography of Congressional Geology. New York: Hafner Pub. Co, 1972.

Cita MLA (9th ed.)

Pestana, Harold R. Bibliography of Congressional Geology. Hafner Pub. Co, 1972.

Atenció: Aquestes cites poden no estar 100% correctes.