APA (7th ed.) Citation

Lasswell, H. D. (1905). Politics: Who gets what, when, how. Meridian Books.

Chicago Style (17th ed.) Citation

Lasswell, Harold Dwight. Politics: Who Gets What, When, How. New York: Meridian Books, 1905.

MLA (9th ed.) Citation

Lasswell, Harold Dwight. Politics: Who Gets What, When, How. Meridian Books, 1905.