Hughes, Robert J.
Business mathematics - Chicago : Irwin, 1995. - xiv, 530 p. : ill. (some col.) ; 28 cm.
БС 3970
Англи хэл дээр,
0256165149
economics business mathematics mathematics
Business mathematics - Chicago : Irwin, 1995. - xiv, 530 p. : ill. (some col.) ; 28 cm.
БС 3970
Англи хэл дээр,
0256165149
economics business mathematics mathematics