Cita APA (7a ed.)

Obert, E. F. (1968). Internal combustion engines (3a ed.). International textbook.

Cita Chicago Style (17a ed.)

Obert, Edward F. Internal Combustion Engines. 3a ed. Scranton: International textbook, 1968.

Cita MLA (9a ed.)

Obert, Edward F. Internal Combustion Engines. 3a ed. International textbook, 1968.