concepts and applications Sinha, G.R. creator Patel, Bhagwati Charan text Delhi PHI Learning 2014 monographic ix,258p. : 25cm(pbk) ill. by G.R. Sinha [and] Bhagwati Charan Patel Includes biblographical references and index 621.367 9788120349025 ENG-109285 DBAD/PUB 20140411161458.0