Cita APA (7a ed.)

Tnefethem, J. M. (1959). Geology for engineers. Princeton.

Cita Chicago Style (17a ed.)

Tnefethem, Joseph M. Geology for Engineers. New Jersey: Princeton, 1959.

Cita MLA (9a ed.)

Tnefethem, Joseph M. Geology for Engineers. Princeton, 1959.