Letchford, S.
Business mathematics and statistics - 2nd ed. - London Cassell 1977 - x, 546p.
0304297607
BUSINESS MATHEMATICS
STATISTICS
519.2 / L4
Business mathematics and statistics - 2nd ed. - London Cassell 1977 - x, 546p.
0304297607
BUSINESS MATHEMATICS
STATISTICS
519.2 / L4