TY  - BOOK
AU  -  Marjorie M. Petit; Robert E. Laird; Edwin L. Marsden; Caroline B. Ebby 
TI  - A Focus on Fractions
SN  - 9781003185475
PB  - Taylor and Francis
UR  - http://www.taylorfrancis.com/books/9781003185475
ER  -