Gaya APA

Feldman, Robert S.. (2011). Essentials of understanding psychology (9th. Ed.). New York: Mc Graw Hill.

Gaya Chicago

Feldman, Robert S.. Essentials of understanding psychology. 9th. Ed. New York: Mc Graw Hill, 2011. Text.

Gaya MLA

Feldman, Robert S.. Essentials of understanding psychology. 9th. Ed. New York: Mc Graw Hill, 2011. Text.

Gaya Turabian

Feldman, Robert S.. Essentials of understanding psychology. 9th. Ed. New York: Mc Graw Hill, 2011. Print.