APA (7th ed.) Citation

Meade, R. K., McCormack, H., Clark, L. T., Sclater, A. G., & Lamborn, L. Chemical age. McCready publishing co.; [etc., etc.].

Chicago Style (17th ed.) Citation

Meade, Richard K., Harry McCormack, Laurance T. Clark, Alexander G. Sclater, and Lloyd Lamborn. Chemical Age. New York: McCready publishing co.; [etc., etc.].

MLA (9th ed.) Citation

Meade, Richard K., et al. Chemical Age. McCready publishing co.; [etc., etc.].