Não informado. (1959). Diesel and gas engine progress. Diesel & Gas Turbine Publications.
Chicago-referens (17:e uppl.)Não informado. Diesel and Gas Engine Progress. Brookfield, Wis: Diesel & Gas Turbine Publications, 1959.
MLA-referens (8:e uppl.)Não informado. Diesel and Gas Engine Progress. Diesel & Gas Turbine Publications, 1959.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.