APA (7th ed.) Citation

(1970). Year of publ. 1970 or 1974.

Chicago Style (17th ed.) Citation

Year of Publ. 1970 or 1974. 1970.

MLA (8th ed.) Citation

Year of Publ. 1970 or 1974. 1970.

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