Gaya APA
McCaslin, John C.. (1977).
International Petroleum Encyclopedia 1977 .
Tulsa:
The Petroleum Publishing Co.
Gaya Chicago
McCaslin, John C..
International Petroleum Encyclopedia 1977.
Tulsa:
The Petroleum Publishing Co,
1977.
Text.
Gaya MLA
McCaslin, John C..
International Petroleum Encyclopedia 1977.
Tulsa:
The Petroleum Publishing Co,
1977.
Text.
Gaya Turabian
McCaslin, John C..
International Petroleum Encyclopedia 1977.
Tulsa:
The Petroleum Publishing Co,
1977.
Print.