APA (7th ed.) Citation

Corbett-Smith, A. (1929). National 'Clean Throat' Campaign (letter).

Chicago Style (17th ed.) Citation

Corbett-Smith, Arthur. National 'Clean Throat' Campaign (letter). 1929.

MLA (8th ed.) Citation

Corbett-Smith, Arthur. National 'Clean Throat' Campaign (letter). 1929.

Warning: These citations may not always be 100% accurate.