David McDonald
David McDonald is a retired prison officer from Portlaoise. He has worked in some of the largest prisons in Ireland including Mountjoy and Portlaoise. He was Assistant Chief Officer in the Midlands prison. Unlocked is his first book.
David McDonald is a retired prison officer from Portlaoise. He has worked in some of the largest prisons in Ireland including Mountjoy and Portlaoise. He was Assistant Chief Officer in the Midlands prison. Unlocked is his first book. See less
David McDonald's Featured Books
David McDonald book reviews
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Linear Algebra and Its Applications
Linear Algebra.
by John S, Feb 17, 2011
This book eases the student into matrix Algebra by providing a technique based on High School simutaneous equations. Read More
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Linear Algebra and Its Applications
Well done. Easy to follow. Has a limited readership, but well worth it. Read More
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