Gaya APA
Uren, L, C. (1946).
Petroleum Production Engineering oil Field Development (-).
New York:
New York: Mc.Graw-Hill,.
Gaya MLA
Uren, Lester, Charles.
"Petroleum Production Engineering oil Field Development".
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New York:
New York: Mc.Graw-Hill,,
1946.
T.Mesin.