APA (7th ed.) Citation

Gagliardo, D. (1955). American social insurance (Rev. ed.). Harper.

Chicago Style (17th ed.) Citation

Gagliardo, Domenico. American Social Insurance. Rev. ed. New York: Harper, 1955.

MLA (8th ed.) Citation

Gagliardo, Domenico. American Social Insurance. Rev. ed. Harper, 1955.