@inbook{ Díaz_FALCES_HIDALGO_VALERA:47-73,

author = { Ana Díaz Negrillo and MARTA FALCES SIERRA and ENCARNACION HIDALGO TENORIO and SALVADOR VALERA HERNÁNDEZ } ,

title = { Units of grammar },

booktitle = { English grammar in focus. Words and morphemes },

isbn = { 978-84-338-5820-7 },

publisher = { Universidad de Granada },

pages = { 47 - 73 },

year = { 2015 },

}