HELLER, R. (1998). Essential manager's manualcHeller, Robert [and] Hindle Tim. Dorling Kindersley.
Chicago Style (17th ed.) CitationHELLER, Robert. Essential Manager's ManualcHeller, Robert [and] Hindle Tim. Lonodn: Dorling Kindersley, 1998.
MLA (8th ed.) CitationHELLER, Robert. Essential Manager's ManualcHeller, Robert [and] Hindle Tim. Dorling Kindersley, 1998.
Warning: These citations may not always be 100% accurate.