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The Authorities - Gustavo A. Valenzuela: Powerful Wisdom from Leaders in the Field

by Gustavo A. Valenzuela,Raymond Aaron,Marci Shimoff,Dr John Gray,Dr Nido Qubein

ISBN 13: 9781727638844

Format: Paperback (186 pages)
Publisher: CreateSpace Independent Publishing Platform
Published: 19 Oct 2018

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The Book on Project Management: How to Be Extremely Efficient and Remain Profitable While Developing Any Project

by Gustavo A. Valenzuela,Raymond Aaron

ISBN 13: 9781986879231

Format: Paperback (130 pages)
Publisher: CreateSpace Independent Publishing Platform
Published: 26 Mar 2018

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