"francis, a . "
bussiness mathematics and statistics: / a.. francis - 2 ed. - usa : dp publications 1988. - ", 415p.; 28 cm."
1-870941-02-0
519. 5 fra
bussiness mathematics and statistics: / a.. francis - 2 ed. - usa : dp publications 1988. - ", 415p.; 28 cm."
1-870941-02-0
519. 5 fra