APA (7th ed.) Citation

Downs, R. B., & Heussman, J. W. (1970). Standards for University Libraries.

Chicago Style (17th ed.) Citation

Downs, Robert B., and John W. Heussman. Standards for University Libraries. 1970.

MLA (9th ed.) Citation

Downs, Robert B., and John W. Heussman. Standards for University Libraries. 1970.

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