LOUGHARY, J. W. (1979). Producing Workshops Seminars And Short Cources A Trainer's Handbook By John W. Loughary And Barrie Hopson. Association Press Follett Publ.
Lua i Stíl Chicago (17ú heag.)LOUGHARY, John W. Producing Workshops Seminars And Short Cources A Trainer's Handbook By John W. Loughary And Barrie Hopson. Association Press Follett Publ, 1979.
Lua MLA (8ú heag.)LOUGHARY, John W. Producing Workshops Seminars And Short Cources A Trainer's Handbook By John W. Loughary And Barrie Hopson. Association Press Follett Publ, 1979.
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