APA (7th ed.) Citation

Sirjamaki, J. (1953). The American family in the twentieth century. Harvard University Press.

Chicago Style (17th ed.) Citation

Sirjamaki, John. The American Family in the Twentieth Century. Cambridge: Harvard University Press, 1953.

MLA (9th ed.) Citation

Sirjamaki, John. The American Family in the Twentieth Century. Harvard University Press, 1953.