Penggayaan APA
BABBIE, Earl. (1990).
Survey research methods (2nd ed.).
California:
Wadsworth.
Chicago Style
BABBIE, Earl.
Survey research methods.
2nd ed.
California:
Wadsworth,
1990.
Buku.
MLA Style
BABBIE, Earl.
Survey research methods.
2nd ed.
California:
Wadsworth,
1990.
Buku.
Turabian Style
BABBIE, Earl.
Survey research methods.
2nd ed.
California:
Wadsworth,
1990.
Buku.