HELLER ROBERT. (1998). MOTIVATING PEOPLE. DORLING KINDERSLEY.
Chicago Style (17th ed.) CitationHELLER ROBERT. MOTIVATING PEOPLE. LONDON: DORLING KINDERSLEY, 1998.
MLA (9th ed.) CitationHELLER ROBERT. MOTIVATING PEOPLE. DORLING KINDERSLEY, 1998.
Warning: These citations may not always be 100% accurate.