APA (7th ed.) Citation

Schronk, L. R., Hanks, A. R., O'Brien, D. H., Pulley, P. E., & Young, V. (1981). Analysis of heavy ends of petroleum by probe microdistillation/mass spectrometry.

Chicago Style (17th ed.) Citation

Schronk, Leonard Royce, A. R. Hanks, D. H. O'Brien, P. E. Pulley, and V. Young. Analysis of Heavy Ends of Petroleum by Probe Microdistillation/mass Spectrometry. 1981.

MLA (9th ed.) Citation

Schronk, Leonard Royce, et al. Analysis of Heavy Ends of Petroleum by Probe Microdistillation/mass Spectrometry. 1981.