APA (7th ed.) Citation

Perez, B. (1975). The first three years of childhood. Arno Press.

Chicago Style (17th ed.) Citation

Perez, Bernard. The First Three Years of Childhood. New York: Arno Press, 1975.

MLA (9th ed.) Citation

Perez, Bernard. The First Three Years of Childhood. Arno Press, 1975.