John D. Gaskell
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Bibliography
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The "Outline Guide" To Consulting Engineering: How To Start & Manage An Outstanding Consulting Engineering PracticeProfessional Value Books, Inc.05-20150,00€
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The Consulting Engineer'S "Guidebook": Become An Outstanding Consulting Engineer. Acquire A Reputation As An Expert In Your Specialty, And Obtain EngProfessional Value Books, Inc.05-20150,00€