APA (7th ed.) Citation

Joscelyn, A. (1940). Sign of the gun. Wright & Brown.

Chicago Style (17th ed.) Citation

Joscelyn, Archie. Sign of the Gun. London: Wright & Brown, 1940.

MLA (8th ed.) Citation

Joscelyn, Archie. Sign of the Gun. Wright & Brown, 1940.

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