@book{3102, author = {Mohapatra, R. N. }, title = {Unification and supersymmetry :}, publisher = {Springer,}, year = {2010.}, series = {Graduate texts in contemporary physics}, address = {New York :}, edition = {Third Edition.}, note = {Includes index.}, url = {http://www.loc.gov/catdir/enhancements/fy0814/2002030271-d.html} }