@book{Bosque_2004, address={Madrid}, title={Redes: diccionario combinatorio del español contemporáneo ; las palabras en su contexto}, publisher={SM}, author={Bosque, Ignacio}, year={2004} }
@book{Butt_Benjamin_2011, address={Oxford}, edition={5th ed}, title={A new reference grammar of modern Spanish}, url={http://encore.lib.warwick.ac.uk/iii/encore/record/C__Rb2650075}, publisher={Oxford University Press}, author={Butt, John and Benjamin, Carmen}, year={2011} }
@book{Galimberti Jarman, Beatriz_Russell, Roy_Carvajal, Carol Styles_Horwood, Jane_2003, address={Oxford}, edition={3rd ed}, title={Oxford Spanish dictionary}, publisher={Oxford University Press}, author={Galimberti Jarman, Beatriz and Russell, Roy and Carvajal, Carol Styles and Horwood, Jane}, year={2003} }
@book{Kattán-Ibarra_Howkins_2014, address={Abingdon, Oxon}, edition={Third edition}, title={Spanish grammar in context}, volume={Languages in Context}, publisher={Routledge}, author={Kattán-Ibarra, Juan and Howkins, Angela}, year={2014} }
@book{Love_Amiot-Cadey_2009, address={Glasgow}, edition={9th ed}, title={Collins Spanish dictionary =: Collins Universal Español-Inglés, English-Spanish}, publisher={Collins}, author={Love, Catherine E. and Amiot-Cadey, Gaëlle}, year={2009} }
@book{Montero Rosa, address={Booket}, title={La ridícula idea de no volver a verte}, author={Montero Rosa} }
@book{Padura_2010, address={Barcelona}, edition={3a ed}, title={Pasado perfecto}, volume={Serie Mario Conde}, publisher={Maxi Tusquets}, author={Padura, Leonardo}, year={2010} }
@book{Real Academia Española, address={Espasa}, title={Nueva gramática básica de la lengua española}, author={Real Academia Española} }
@book{Diccionario uso del español y DVD, url={https://www.amazon.co.uk/Diccionario-uso-del-espa%C3%B1ol-DVD/dp/8424936892/ref=sr_1_1?s=books&ie=UTF8&qid=1504774051&sr=1-1&keywords=Diccionario+uso+del+espa%C3%B1ol+y+DVD}, publisher={Gredos; 3o ed. 1a imp. edition} }
@misc{Real Academia Española, url={http://www.rae.es} }
