Cita APA (7a ed.)

Traprock, W. E., & Chappel, G. S. (1922). My northern exposure (1a. ed.). G. P. Putnam's sons.

Cita Chicago Style (17a ed.)

Traprock, Walter E., y G. S. Chappel. My Northern Exposure. 1a. ed. Nueva York: G. P. Putnam's sons, 1922.

Cita MLA (9a ed.)

Traprock, Walter E., y G. S. Chappel. My Northern Exposure. 1a. ed. G. P. Putnam's sons, 1922.