APA (7th ed.) Citation

Cooper, M. D. (1976). What the Numbers Say: A Statistical Portrait of Librarians.

Chicago Style (17th ed.) Citation

Cooper, Michael D. What the Numbers Say: A Statistical Portrait of Librarians. 1976.

MLA (9th ed.) Citation

Cooper, Michael D. What the Numbers Say: A Statistical Portrait of Librarians. 1976.

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