Paperback 2018 Year eSpec Books Publisher ISBN-13: 978-1-942990-96-3 ISBN-10: 1-942990-96-0 Buy on Amazon
Digital Books 2018 Year eSpec Books Publisher ISBN-13: 978-1-942990-95-6 ISBN-10: 1-942990-95-2 Not Available for Purchase
Paperback 2021 Year eSpec Books Publisher ISBN-13: 978-1-949691-61-0 ISBN-10: 1-949691-61-6 Buy on Amazon
Digital Books 2021 Year eSpec Books Publisher ISBN-13: 978-1-949691-60-3 ISBN-10: 1-949691-60-8 Not Available for Purchase