HUGHES CHARLES L. (1976). GOAL SETTINGS: KEY TO INDIVIDUAL & ORGANIZATION EFFECTIVENESS. D B TARAPOREVALA.
Lua i Stíl Chicago (17ú heag.)HUGHES CHARLES L. GOAL SETTINGS: KEY TO INDIVIDUAL & ORGANIZATION EFFECTIVENESS. BOMBAY: D B TARAPOREVALA, 1976.
Lua MLA (9ú heag.)HUGHES CHARLES L. GOAL SETTINGS: KEY TO INDIVIDUAL & ORGANIZATION EFFECTIVENESS. D B TARAPOREVALA, 1976.
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