Não informado. (1988). Diesel progress engines & drives. Diesel & Gas Turbine Publications.
Chicago-viite (17. p.)Não informado. Diesel Progress Engines & Drives. Brookfield, Wis: Diesel & Gas Turbine Publications, 1988.
MLA-viite (8. p.)Não informado. Diesel Progress Engines & Drives. Diesel & Gas Turbine Publications, 1988.
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