APA Citation

(1984). Sigmund Freud: 1919 - 1939. Sigmund Freud.

Chicago Style Citation

"Sigmund Freud: 1919 - 1939." Sigmund Freud 1984.

MLA Citation

"Sigmund Freud: 1919 - 1939." Sigmund Freud 1984.

Warning: These citations may not always be 100% accurate.