Gaya APA
Petroleum Accounting: Principles, Procedures & Issues. (2007).
:
.
Gaya Chicago
Petroleum Accounting: Principles, Procedures & Issues.
6.
:
,
2007.
Text.
Gaya MLA
Petroleum Accounting: Principles, Procedures & Issues.
6.
:
,
2007.
Text.
Gaya Turabian
Petroleum Accounting: Principles, Procedures & Issues.
:
,
2007.
Print.