Não informado. (1959). Diesel and gas engine progress. Diesel & Gas Turbine Publications.
Chicago-viite (17. p.)Não informado. Diesel and Gas Engine Progress. Brookfield, Wis: Diesel & Gas Turbine Publications, 1959.
MLA-viite (8. p.)Não informado. Diesel and Gas Engine Progress. Diesel & Gas Turbine Publications, 1959.
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