Gaya APA
Hadibroto, S.. (1987).
METHODE RESEARCH .
Jakarta:
GAMA CIPTA OFFSET.
Gaya Chicago
Hadibroto, S..
METHODE RESEARCH.
Jakarta:
GAMA CIPTA OFFSET,
1987.
Text.
Gaya MLA
Hadibroto, S..
METHODE RESEARCH.
Jakarta:
GAMA CIPTA OFFSET,
1987.
Text.
Gaya Turabian
Hadibroto, S..
METHODE RESEARCH.
Jakarta:
GAMA CIPTA OFFSET,
1987.
Print.