Παραπομπή APA

Howarth, M. H. (1966). The Design of high speed diesel engines.

Παραπομπή Chicago Style

Howarth, M H. The Design of High Speed Diesel Engines. London, Constable, 1966.

Παραπομπή MLA

Howarth, M H. The Design of High Speed Diesel Engines. 1966.