APA (7th ed.) Citation

Ewing, J. (1930). Cancer control as public health problem. [publisher not identified].

Chicago Style (17th ed.) Citation

Ewing, James. Cancer Control as Public Health Problem. [Place of publication not identified]: [publisher not identified], 1930.

MLA (9th ed.) Citation

Ewing, James. Cancer Control as Public Health Problem. [publisher not identified], 1930.