000 00270nam a2200097Ia 4500
100 _a????? ?????
020 _a978-81-7711-221-1
245 _a???????? ??? ??? ??? ???????? .-978-81-7711-221-1
260 _b???????????, ?????, ?????
_c2010
082 _aO,3(Y) 152P10/B27329
999 _c27231
_d27231