Gaya APA

Institute., A, P. (1966). Pump and compressor drivers : pilot 8. unit four, internal combustion engines : principles, equipment, operation. (1966). : Dallas : American Petroleum Institute,.

Gaya MLA

Institute., American, Petroleum. "Pump and compressor drivers : pilot 8. unit four, internal combustion engines : principles, equipment, operation.". 1966 : Dallas : American Petroleum Institute,, 1966. Text.