Dyfyniad APA

Clemmons, W. P., & Hester, H. (1974). Growth through groups. Broadman Press.

Dyfyniad Arddull Chicago

Clemmons, William P., and Harvey Hester. Growth Through Groups. Nashville: Broadman Press, 1974.

Dyfyniad MLA

Clemmons, William P., and Harvey Hester. Growth Through Groups. Broadman Press, 1974.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.