APA (7th ed.) Citation

Zittel, K. A. v., Eastman, C. R., Woodward, A. S., Schlosser, M., Bush, L. P., & Engler, M. L. (1925). Text-book of paleontology. Macmillan and Co..

Chicago Style (17th ed.) Citation

Zittel, Karl Alfred von, Charles Rochester Eastman, Arthur Smith Woodward, Max Schlosser, Lucy Peck Bush, and Marguerite L. Engler. Text-book of Paleontology. London: Macmillan and Co., 1925.

MLA (9th ed.) Citation

Zittel, Karl Alfred von, et al. Text-book of Paleontology. Macmillan and Co., 1925.