APA (7th ed.) Citation

Renshaw, D. (1931). Factors in British market for skates. [publisher not identified].

Chicago Style (17th ed.) Citation

Renshaw, Donald. Factors in British Market for Skates. Washington, D.C.: [publisher not identified], 1931.

MLA (9th ed.) Citation

Renshaw, Donald. Factors in British Market for Skates. [publisher not identified], 1931.