000 00295nam a2200109Ia 4500
008 221125s1988 xx 000 0 eng d
100 _aPetkov, Krustyu and Thirkell, John
245 0 _aBrigade organization of work in Bulgaria
260 _bSofia Press
_c1988
300 _a110p
942 _2ddc
_cBK
999 _c44273
_d44273