APA (7th ed.) Citation

Jackman, H. W., Eissler, R. L., & Helfinstine, R. J. (1959). Coke from medium-volatile and Illinois coals. Illinois State Geological Survey.

Chicago Style (17th ed.) Citation

Jackman, Harold W., R. L. Eissler, and Roy John Helfinstine. Coke from Medium-volatile and Illinois Coals. Urbana, Ill: Illinois State Geological Survey, 1959.

MLA (9th ed.) Citation

Jackman, Harold W., et al. Coke from Medium-volatile and Illinois Coals. Illinois State Geological Survey, 1959.