APA (7th ed.) Citation

(1940). Retail sales, independent stores -- Indiana, February 1940. [s.n.].

Chicago Style (17th ed.) Citation

Retail Sales, Independent Stores -- Indiana, February 1940. [Washington]: [s.n.], 1940.

MLA (8th ed.) Citation

Retail Sales, Independent Stores -- Indiana, February 1940. [s.n.], 1940.