Gaya APA
Tan, D, W. (2011).
The art of war sun tzu = seni perang dunia bisnis (Cet. 1.).
Yogyakarta:
Immortal Publisher.
Gaya MLA
Tan, Ditha, Widya.
"The art of war sun tzu = seni perang dunia bisnis".
Cet. 1.
Yogyakarta:
Immortal Publisher,
2011.
Text.