Gaya APA

Bent, R, D., Mckinley, J, L. (1978). Aircraft Powerplants Fourth Edition (4). Amerika Serikat: McGraw-Hill Companies,.

Gaya MLA

Bent, Ralph, D.., Mckinley, James, L.. "Aircraft Powerplants Fourth Edition". 4 Amerika Serikat: McGraw-Hill Companies,, 1978. Text.