APA (7th ed.) Citation

Hotchkiss, G. B. (1940). The History of an Advertising Agency (Book). American Economic Review, 30(2), 397.

Chicago Style (17th ed.) Citation

Hotchkiss, G. B. "The History of an Advertising Agency (Book)." American Economic Review 30, no. 2 (1940): 397.

MLA (9th ed.) Citation

Hotchkiss, G. B. "The History of an Advertising Agency (Book)." American Economic Review, vol. 30, no. 2, 1940, p. 397.