Gaya APA
W.Tuckman, B.
(1978).
Conducting educational research
(
2)
.
New York:
Harcourt Brace Javanovich, Inc.
Gaya MLA
W.Tuckman, Bruce.
"Conducting educational research".
2
New York:
Harcourt Brace Javanovich, Inc,
1978.
Text.