00313nam a2200109Ia 4500008004100000082001800041100003200059245004300091250001200134264004700146300001000193200526s9999||||xx |||||||||||||| ||und||  a373.54  RAT R  aRatho, T. N. , Ravi Prakash 0aEmerging Trends in Teaching of Physics  a2nd ed.  bKanishka Publishers and Distributorsc2007  a283p.