APA (7th ed.) Citation

(1981). The development of children's friendships (1. publ.). Cambridge Univ. Press.

Chicago Style (17th ed.) Citation

The Development of Children's Friendships. 1. publ. Cambridge: Cambridge Univ. Press, 1981.

MLA (9th ed.) Citation

The Development of Children's Friendships. 1. publ. Cambridge Univ. Press, 1981.

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