Principles of communication systems textbook by Taub & Schilling
Principles of Communication Systems by Taub and Schilling was one of the famous books for engineering students. In this book the author Herbert Taub and Donald L. Schilling describes the subject very neatly with using simple language. Some of the authors who wrote this books are Analog Communication textbook by Sanjay Sharma, Modern Digital and Analog Communication systems by B P Lathi, Communication Systems by Simon Haykin.
Principles of communication systems textbook by Taub and Schilling textbook free download