APA (7th ed.) Citation

Smith, L. A. H. (1976). Activity and experience: Sources of English informal education. Agathon Press.

Chicago Style (17th ed.) Citation

Smith, Lydia Averell Hurd. Activity and Experience: Sources of English Informal Education. New York: Agathon Press, 1976.

MLA (9th ed.) Citation

Smith, Lydia Averell Hurd. Activity and Experience: Sources of English Informal Education. Agathon Press, 1976.