000 00285nam a2200121Ia 4500
008 230416s9999||||xx |||||||||||||| ||und||
020 _a058229696X (pbk.)
050 _aQA43 .F69 1987
100 _aFriend, D. V.
245 0 _aQuantitative methods /
260 _c1987
942 _2lcc
_cBK
999 _c2801
_d2801