Gaya APA
F., O, E. (1968).
Internal combustion Engines : Edward F. Obert (ed. 3).
Pennsylvania:
International Textbook Company.
Gaya MLA
F., Obert., Edward.
"Internal combustion Engines : Edward F. Obert".
ed. 3
Pennsylvania:
International Textbook Company,
1968.
Buku.