TY  - BOOK
AU  - Holt.
AU  - Frederick, Marguerite M.
AU  - Leinwand, Steven J.
AU  - Postman, Robert D.
TI  - Practical mathematics: Skills and concepts
SN  - 0030127580
AV  - QA 39.2 .H65 1989 
PY  - 1989///
CY  - New york
PB  - Holt, rinehart and winston
KW  - Mathematics
N1  - Includes bibliographical references and index
ER  -