000 00275nam a2200121Ia 4500
008 151205s9999||||xx |||||||||||||| ||und||
020 _c0
100 _aDE,K.K,
245 2 _aA TEXT BOOK ON ASTRONOMY
260 _c1972
_bBOOK SYNDICATE
650 _aASTRONOMY
942 _cBK
999 _c280207
_d280207