Cita APA (7a ed.)
Ellis, G., & Sinclair, B. Learning to Learn English: A Course in Learner Training : Learner's Book. Cambridge University.
Cita estilo Chicago (17a ed.)
Ellis, Gail, y Barbara Sinclair. Learning to Learn English: A Course in Learner Training : Learner's Book. Cambridge, Inglaterra: Cambridge University.
Cita MLA (9a ed.)
Ellis, Gail, y Barbara Sinclair. Learning to Learn English: A Course in Learner Training : Learner's Book. Cambridge University.
Precaución: Estas citas no son 100% exactas.