Gaya APA
Conducting educational research. (1972).
New York:
Harcourt Brace Jovanovich.
Gaya Chicago
Conducting educational research.
.
New York:
Harcourt Brace Jovanovich,
1972.
Buku.
Gaya MLA
Conducting educational research.
.
New York:
Harcourt Brace Jovanovich,
1972.
Buku.
Gaya Turabian
Conducting educational research.
New York:
Harcourt Brace Jovanovich,
1972.
Buku.