HUGHES CHARLES L. (1976). GOAL SETTINGS: KEY TO INDIVIDUAL & ORGANIZATION EFFECTIVENESS. D B TARAPOREVALA.
Čikaški stil citiranja (17. izdanje)HUGHES CHARLES L. GOAL SETTINGS: KEY TO INDIVIDUAL & ORGANIZATION EFFECTIVENESS. BOMBAY: D B TARAPOREVALA, 1976.
MLA način citiranja (9. izdanje)HUGHES CHARLES L. GOAL SETTINGS: KEY TO INDIVIDUAL & ORGANIZATION EFFECTIVENESS. D B TARAPOREVALA, 1976.
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