@book{ HERNANDEZ:170,
author = { ANA HERNANDEZ ROMAN } ,
title = { La ayuda en educaciĆ³n a examen 2012 },
publisher = { Entreculturas },
address = { MADRID },
year = { 2012 },
pages = { 170 },
isbn = { 978-84-615-8696-7 },
}