Glanz, E. C. (1962). Groups in guidance The Dynamics of groups and the application of groups in guidance. Allyn and Bacon.
Lua i Stíl Chicago (17ú heag.)Glanz, Edward C. Groups in Guidance The Dynamics of Groups and the Application of Groups in Guidance. Allyn and Bacon, 1962.
Lua MLA (9ú heag.)Glanz, Edward C. Groups in Guidance The Dynamics of Groups and the Application of Groups in Guidance. Allyn and Bacon, 1962.
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