000 00287nam a22000977a 4500
008 230913b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
245 _aA szallitas gazdasagossaga kulfejtesben
260 _bBudapest
_c1965
942 _cBK
_2udc
999 _c65562
_d65562