APA (7th ed.) Citation

Killinger, J. (1980). The loneliness of children. Vanguard Press.

Chicago Style (17th ed.) Citation

Killinger, John. The Loneliness of Children. New York: Vanguard Press, 1980.

MLA (9th ed.) Citation

Killinger, John. The Loneliness of Children. Vanguard Press, 1980.