Reddit reviews Schaum's Outline of Introduction to Digital Systems
We found 1 Reddit comments about Schaum's Outline of Introduction to Digital Systems. Here are the top ones, ranked by their Reddit score.
Digital Design and Computer Architecture
http://www.amazon.com/Digital-Design-Computer-Architecture-Harris/dp/0123704979
Digital Design Principles and Practices Wakerly
http://www.amazon.com/Digital-Design-Principles-Practices-Edition/dp/0131863894/ <==You can get the 2nd/3rd editions on the cheap
Schaum's Outline
www.amazon.com/dp/0070650500/
http://www.amazon.com/Schaums-Outline-Introduction-Digital-Systems/dp/0070484392/
(I'd also suggest getting a discrete math book.)