APA

Disney D. C., Hagen M. & Gruber F. (1949). The hangman's tree. New York: Published for the Detective Book Club by Walter J. Black.

Chicago

Disney Dorothy Cameron, Hagen Miriam-Ann and Gruber Frank. 1949. The hangman's tree. New York: Published for the Detective Book Club by Walter J. Black.

Harvard

Disney D. C., Hagen M. and Gruber F. (1949). The hangman's tree. New York: Published for the Detective Book Club by Walter J. Black.

MLA

Disney Dorothy Cameron, Hagen Miriam-Ann and Gruber Frank. The hangman's tree. New York: Published for the Detective Book Club by Walter J. Black. 1949.