John Gaskell的作品

全部2
Hardcover Book1
Paperback Book1

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Cover for John Gaskell · The Complete Guide to Consulting Engineering: How to Start & Manage an Outstanding Consulting Engineering Practice (Paperback Book) (2015)

The Complete Guide to Consulting... (2015)

Cover for John Gaskell · The Complete Guide to Consulting Engineering: How to Start & Manage an Outstanding Consulping Engineering Practice (Hardcover Book) (2015)

The Complete Guide to Consulting... (2015)