APA (7th ed.) Citation

Sadler, G. (1991). Twentieth century western writers (Second edition.). St. James Press.

Chicago Style (17th ed.) Citation

Sadler, Geoffrey. Twentieth Century Western Writers. Second edition. Chicago: St. James Press, 1991.

MLA (8th ed.) Citation

Sadler, Geoffrey. Twentieth Century Western Writers. Second edition. St. James Press, 1991.