APA (7th ed.) Citation

Goldner, K. A., Vogel, C. G., & Aggarwal, R. (1981). Why Mount St. Helens blew its top. Dillon Press.

Chicago Style (17th ed.) Citation

Goldner, Kathryn Allen, Carole Garbuny Vogel, and Roberta Aggarwal. Why Mount St. Helens Blew Its Top. Minneapolis, Minn.: Dillon Press, 1981.

MLA (9th ed.) Citation

Goldner, Kathryn Allen, et al. Why Mount St. Helens Blew Its Top. Dillon Press, 1981.