Raj, Ashok creator text New Delhi Khanna Publishers 2014 monographic 1124 Wireless Communications 621.382RAJ 817409296X 978-8174092960 https://www.amazon.com/Wireless-Communication-Questions-Answers-Multiple-Choice-Questions/dp/817409296X https://www.amazon.com/Wireless-Communication-Questions-Answers-Multiple-Choice-Questions/dp/817409296X