/ by R. Robert Rosenberg and Harry Lewis, Roy W. Poe
8th ed
New York
: St. Louis Mcgraw - Hill Book Company
, 1975
566 p.
: illus, (part col).
; 23 cm
انگليسي
Summary: Introduces the high school student to various aspects of mathematics that spply to business including fraction percentages, discounts, banking interest, textes, princing, and others