Principles of Electric Circuits(3rdEdition) Conventional Flow Version by ThomasL. Floyd Hardcover, 1,024 Pages, Published 1990 by Longman Higher Education ISBN-13: 978-0-675-21062-1, ISBN: 0-675-21062-3
"This full-color guide provides a clear introduction to DC/AC circuits with numerous exercises and examples, an abundance of illustrations, photographs, tables and charts, and a strong emphasis on troubleshooting."
Electronic Devices(3rdEdition) Electron Flow Version by ThomasL. Floyd Hardcover, 948 Pages, Published 1998 by Prentice Hall College Div ISBN-13: 978-0-13-649146-0, ISBN: 0-13-649146-4
Digital Fundamentals(3rdEdition) (Merrill's international series in electrical and electronics technology) by ThomasL. Floyd Hardcover, 672 Pages, Published 1986 by Longman Higher Education ISBN-13: 978-0-675-20517-7, ISBN: 0-675-20517-4