Gaya APA
RUGG, GORDON, PETRE, MARIAN. (2007).
A GENTLE GUIDE TO RESEARCH METHODS .
NEW YORK:
MCGRA-HILL.
Gaya Chicago
RUGG, GORDON, PETRE, MARIAN.
A GENTLE GUIDE TO RESEARCH METHODS.
NEW YORK:
MCGRA-HILL,
2007.
Text.
Gaya MLA
RUGG, GORDON, PETRE, MARIAN.
A GENTLE GUIDE TO RESEARCH METHODS.
NEW YORK:
MCGRA-HILL,
2007.
Text.
Gaya Turabian
RUGG, GORDON, PETRE, MARIAN.
A GENTLE GUIDE TO RESEARCH METHODS.
NEW YORK:
MCGRA-HILL,
2007.
Print.