APA (7th ed.) Citation

Lundberg, F. (1938). America's 60 families. Vanguard Press.

Chicago Style (17th ed.) Citation

Lundberg, Ferdinand. America's 60 Families. New York: Vanguard Press, 1938.

MLA (9th ed.) Citation

Lundberg, Ferdinand. America's 60 Families. Vanguard Press, 1938.

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