Gaya APA
Hasdam, sofyan. (2008).
Humor sehat (pertama).
Jakarta:
Sofyan hasdam center.
Gaya Chicago
Hasdam, sofyan.
Humor sehat.
pertama
Jakarta:
Sofyan hasdam center,
2008.
Text.
Gaya MLA
Hasdam, sofyan.
Humor sehat.
pertama
Jakarta:
Sofyan hasdam center,
2008.
Text.
Gaya Turabian
Hasdam, sofyan.
Humor sehat.
pertama
Jakarta:
Sofyan hasdam center,
2008.
Print.