APA引文

Downs, R. B., & Keller, C. D. (1975). How to do library research (2d ed.). University of Illinois Press.

Chicago Style (17th ed.) Citation

Downs, Robert Bingham, and Clara D. Keller. How to Do Library Research. 2d ed. Urbana: University of Illinois Press, 1975.

MLA引文

Downs, Robert Bingham, and Clara D. Keller. How to Do Library Research. 2d ed. University of Illinois Press, 1975.