Παραπομπή APA

Robert S Feldman. (1997). Understanding Psychology (4th.). Tata Mc Graw-Hill.

Παραπομπή Chicago Style

Robert S Feldman. Understanding Psychology. 4th. Newdelhi: Tata Mc Graw-Hill, 1997.

Παραπομπή MLA

Robert S Feldman. Understanding Psychology. 4th. Tata Mc Graw-Hill, 1997.