Gaya APA
GALL, Meredith D.. (2003).
EDUCATIONAL RESEARCH : An Introduction (Seventh Edition) (7).
USA:
PEARSON EDUCATION.
Gaya Chicago
GALL, Meredith D..
EDUCATIONAL RESEARCH : An Introduction (Seventh Edition).
7
USA:
PEARSON EDUCATION,
2003.
Text.
Gaya MLA
GALL, Meredith D..
EDUCATIONAL RESEARCH : An Introduction (Seventh Edition).
7
USA:
PEARSON EDUCATION,
2003.
Text.
Gaya Turabian
GALL, Meredith D..
EDUCATIONAL RESEARCH : An Introduction (Seventh Edition).
7
USA:
PEARSON EDUCATION,
2003.
Print.