00301nam a2200121Ia 4500008004100000040001700041041001200058082001800070100001700088245002200105260004100127300001100168230917s9999||||xx |||||||||||||| ||und||  e127132aMAIN  aEnglish  a371.3028 A81S  aAgrawal, J C 0aShaikshik takniki  aNew DelhibShipra Publicationsc2010  a296 p.