Mathematics around us : skills and applications - Bolster, L. Carey; Cox, Gloria Felix; Gibb, E. Glenadine; Hansen, Viggo P.; Kirkpatrick, Joan E.; Robitaille, David F.; Trimble, Harold C.; Vance, Irvin E.; Walch, Ray; Wisner, Robert J. (Glenview Scott, Foresman and company, 1975)
Keywords: mathematics, maths