TY  - BOOK
AU  - Duncan,Ernest R.
AU  - Capps,Lelon R.
AU  - Dolciani,Mary P.
TI  - MODERN school mathematics; structure and use
SN  - 0395109884
PY  - 1972///
CY  - Boston : 
PB  - Houghton Mifflin Co., 
KW  - MATEMATICAS
N1  - Glosario, p. 355-358
ER  -