Bradbeer, Robin
The Sinclair book of students' calculations : a practical guide to the use of calculators in schools and colleges Robin Bradbeer and Michael Bawtree - Cambridge: Martin books, 1979. - vi, 152p.
0859410803
Teaching-Aids and devices
370.778 / BRS
The Sinclair book of students' calculations : a practical guide to the use of calculators in schools and colleges Robin Bradbeer and Michael Bawtree - Cambridge: Martin books, 1979. - vi, 152p.
0859410803
Teaching-Aids and devices
370.778 / BRS