TY  - BOOK
AU  - Lial, Margaret L.
TI  - Essential Mathematics 
SN  - 978-0-321-84505-4
U1  - 510 
PY  - 2014///
CY  - Estados Unidos 
PB  - Pearson
KW  - MATHEMATICS
N1  - Whole numbers - Multiplying and dividing fractions - Decimals - Adding and subtracting - Ratio snd proportion - Percent
ER  -