APA (7th ed.) Citation

Hayward, A., Lorain, D., & Shangle, R. D. (1996). Volcano, Mount St. Helens: Before, during, after, May 18, 1980. American Products Co. ; Prime distributor, United Products Corp..

Chicago Style (17th ed.) Citation

Hayward, Al, Douglas Lorain, and Robert D. Shangle. Volcano, Mount St. Helens: Before, During, After, May 18, 1980. Portland, Or.: American Products Co. ; Prime distributor, United Products Corp., 1996.

MLA (8th ed.) Citation

Hayward, Al, et al. Volcano, Mount St. Helens: Before, During, After, May 18, 1980. American Products Co. ; Prime distributor, United Products Corp., 1996.

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