4559753
9781560257325
Tim Leffel is the managing editor of the Journal of Business Strategy on-line. Richard W. Oliver is the CEO of American Learning Solutions, a company he founded in 2000.Leffel, Tim is the author of 'Hip-Hop, Inc. Success Strategies of the Rap Moguls', published 2006 under ISBN 9781560257325 and ISBN 1560257326.
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