APA (7th ed.) Citation

Eichorn, D. H. (1981). Present and past in middle life. Academic Press.

Chicago Style (17th ed.) Citation

Eichorn, Dorothy H. Present and Past in Middle Life. New York: Academic Press, 1981.

MLA (9th ed.) Citation

Eichorn, Dorothy H. Present and Past in Middle Life. Academic Press, 1981.

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