APA (7th ed.) Citation

Pinkney, D. W., & Porter, D. (1930). Rope spinning. Herbert Jenkins Ltd..

Chicago Style (17th ed.) Citation

Pinkney, D. W., and Don Porter. Rope Spinning. London: Herbert Jenkins Ltd., 1930.

MLA (9th ed.) Citation

Pinkney, D. W., and Don Porter. Rope Spinning. Herbert Jenkins Ltd., 1930.