Gaya APA
Kagan, J., Havemann, E.
(1972).
Psychology : an introduction
(
Ed.1)
.
New York:
Harcourt Brace Javanovich.
Gaya MLA
Kagan, Jerome., Havemann, Ernest.
"Psychology : an introduction".
Ed.1
New York:
Harcourt Brace Javanovich,
1972.
Text.