Text
The following text is optional. It is older and probably out of print.
A. Anand Kumar. 2016. Switching Theory and Logic Design (3rd. ed.). PHI, Delhi.
Gann, Charles W. Digital Circuit Projects: An Overview of Digital Circuits Through Implementing Integrated Circuits A.T. Still University, 2014.
Carpinelli, John D An Animated Introduction to Digital Logic, NJIT Library, 2023
I found this text on Amazon for less than $30. I think you can get an e-text verson from google for about $12.