APA (7th ed.) Citation

Pacific Northwest Library Association. Reference Division, Mills, H. E., & Harris, P. M. (1957). Who's who among Pacific Northwest authors.

Chicago Style (17th ed.) Citation

Pacific Northwest Library Association. Reference Division, Hazel E. Mills, and Phoebe M. Harris. Who's Who Among Pacific Northwest Authors. [Bozeman, Mont.], 1957.

MLA (8th ed.) Citation

Pacific Northwest Library Association. Reference Division, et al. Who's Who Among Pacific Northwest Authors. 1957.

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