Cita APA (7a ed.)

Crook, W. G. S., & Kinnear, D. (1958). The gas engineer. Arnold.

Cita Chicago Style (17a ed.)

Crook, William George Seymour, y D. Kinnear. The Gas Engineer. Leeds: Arnold, 1958.

Cita MLA (9a ed.)

Crook, William George Seymour, y D. Kinnear. The Gas Engineer. Arnold, 1958.