APA (7th ed.) Citation
Pirsson, L. V., & Schuchert, C. (1920). A Text-Book of geology: By Louis V. Pirsson and Charles Schuchert. Wiley.
Chicago Style (17th ed.) Citation
Pirsson, Louis V., and Charles Schuchert. A Text-Book of Geology: By Louis V. Pirsson and Charles Schuchert. New York: Wiley, 1920.
MLA (9th ed.) Citation
Pirsson, Louis V., and Charles Schuchert. A Text-Book of Geology: By Louis V. Pirsson and Charles Schuchert. Wiley, 1920.
Warning: These citations may not always be 100% accurate.