APA (7th ed.) Citation

Grey, Z., & Duer, D. (1994). Riders of the purple sage (Authorized ed.). University of Nebraska Press.

Chicago Style (17th ed.) Citation

Grey, Zane, and Douglas Duer. Riders of the Purple Sage. Authorized ed. Lincoln: University of Nebraska Press, 1994.

MLA (8th ed.) Citation

Grey, Zane, and Douglas Duer. Riders of the Purple Sage. Authorized ed. University of Nebraska Press, 1994.

Warning: These citations may not always be 100% accurate.