APA (7th ed.) Citation

Ryan, M. E., Seymour, R. F., & Curtis, E. S. (1907). Indian love letters. A.C. McClurg & Co..

Chicago Style (17th ed.) Citation

Ryan, Marah Ellis, Ralph Fletcher Seymour, and Edward S. Curtis. Indian Love Letters. Chicago: A.C. McClurg & Co., 1907.

MLA (9th ed.) Citation

Ryan, Marah Ellis, et al. Indian Love Letters. A.C. McClurg & Co., 1907.