00293nam a2200097Ia 450000500170000000800410001708200190005810000170007724500390009426000620013320260205102540.0260111s9999||||xx |||||||||||||| ||und||  a352.954  Sa14P  aD.R.Sachdeva 0aPunjab Vich Sathanik Prashasan(P )  aChandigarhbPunjab State University Text Book Boardc1974