Cover Image

Calculator layout, the numerical concept /

Bibliographic Details
Main Author: Shaeffer, Ralph E.
Format: Book
Language:English
Published: Portland, OR : Ralmar Press, 1983-
Edition:1st ed.
Subjects:
Calculators.
Description
Item Description:Includes index.
Physical Description:volumes : illustrations ; 28 cm.
ISBN:0961141808 (pbk.)