APA (7th ed.) Citation

Coyle, J. J., & Hall, L. (1930). Market for sewing machines in French West Africa. [publisher not identified].

Chicago Style (17th ed.) Citation

Coyle, John J., and Louis Hall. Market for Sewing Machines in French West Africa. Washington, D.C.: [publisher not identified], 1930.

MLA (9th ed.) Citation

Coyle, John J., and Louis Hall. Market for Sewing Machines in French West Africa. [publisher not identified], 1930.