TY  - BOOK
AU  - Whimbey,Arthur
AU  - Lochhead,Jack
TI  - Developing mathematical skills: computation, problem solving, and basics for algebra 
SN  - 0070695172
PY  - 1981///
CY  - New York
PB  - McGraw-Hill
KW  - Arithmetic
KW  - 1961
KW  - Algebra
N1  - Includes index
ER  -