Gaya APA
Babbie, Earl. (1989).
The Practice of social research (5th ed).
California:
Wardsworth Publishing.
Gaya Chicago
Babbie, Earl.
The Practice of social research.
5th ed
California:
Wardsworth Publishing,
1989.
Buku Magister Ilmu Administras.
Gaya MLA
Babbie, Earl.
The Practice of social research.
5th ed
California:
Wardsworth Publishing,
1989.
Buku Magister Ilmu Administras.
Gaya Turabian
Babbie, Earl.
The Practice of social research.
5th ed
California:
Wardsworth Publishing,
1989.
Buku Magister Ilmu Administras.