APA Style
Zimbardo, P, G., Gerrig, R, J.
(1999).
Psychology and life 15th/ed
(
5)
.
New York:
Longman.
MLA Style
Zimbardo, Philip, G.., Gerrig, Richard, J..
"Psychology and life 15th/ed".
5
New York:
Longman,
1999.
Text.