APA (7th ed.) Citation

Duff, D. V. (1940). The rough with the smooth / by Douglas V. Duff. Dent.

Chicago Style (17th ed.) Citation

Duff, Douglas V. The Rough with the Smooth / by Douglas V. Duff. London: Dent, 1940.

MLA (9th ed.) Citation

Duff, Douglas V. The Rough with the Smooth / by Douglas V. Duff. Dent, 1940.

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