APA (7th ed.) Citation

Guthrie, R. (1914). With signals clear. W.A. Hammond.

Chicago Style (17th ed.) Citation

Guthrie, Ramsay. With Signals Clear. London: W.A. Hammond, 1914.

MLA (9th ed.) Citation

Guthrie, Ramsay. With Signals Clear. W.A. Hammond, 1914.

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