By Hasan Muhammad

Published by Mavr Publishers, 2012

By Prof. Iqbal A Bhatti

Published by Bhatti Publishers, 1992

Published by Ideal Books, 0

By Rizwan Manzoor

Published by Vitl Publisher, 2014

By Balwant Rai satija

Published by Allied Publishers Pvt. Ltd., 1988

By Hans G.Schlegel

Published by Cambridge University Press

By R.K.Sachos and H.Wu

Published by National Book Foundation, 2004

By Monroe W. Strickberger

Published by National book foundation, 2004

By P.K.Gupta

Published by Meerut: Rastogi Publications, 1990

By Manroe co strickberger

Published by Macmillan Publishing Co., 1985