Cita APA (7a ed.)
Clemmons, W. P., & Hester, H. (1974). Growth through groups. Broadman Press.
Cita Chicago Style (17a ed.)
Clemmons, William P., y Harvey Hester. Growth Through Groups. Nashville: Broadman Press, 1974.
Cita MLA (9a ed.)
Clemmons, William P., y Harvey Hester. Growth Through Groups. Broadman Press, 1974.
Precaución: Estas citas no son 100% exactas.