Citazione Stile APA (7a Edizione)

Haas, H. (1918). The diesel engine: Its fuels and its uses. Govt. Print. Off..

Citazione stile Chigago Style (17a edizione)

Haas, Herbert. The Diesel Engine: Its Fuels and Its Uses. Washington: Govt. Print. Off., 1918.

Citatione MLA (8a ed.)

Haas, Herbert. The Diesel Engine: Its Fuels and Its Uses. Govt. Print. Off., 1918.