Heller, Robert
Management -- Handbooks, manuals,etc.
New York[etc.] : DK, c2002
Books
9780751312379
Heller, Robert
Gates, Bill Microsoft Corporation -- History Businessmen -- United States -- Biography Computer software industry -- United States -- History
New York : DK, 2000
Books
9780789451590
Heller, Robert
Handy, Charles, B. Organizational change Management Social scienctists -- Great Britain
New York, NY : A Dorling Kindersley Book, 2001
Books
9780789471581