Mowrer, O. (1964). The new group therapy. D.Van Nostrand.
Lua i Stíl Chicago (17ú heag.)Mowrer, O.Hobart. The New Group Therapy. Toronto: D.Van Nostrand, 1964.
Lua MLA (9ú heag.)Mowrer, O.Hobart. The New Group Therapy. D.Van Nostrand, 1964.
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