Advanced Grammar in use 37 y 40.
Cita Chicago Style (17a ed.)Advanced Grammar in Use 37 Y 40.
Cita MLA (9a ed.)Advanced Grammar in Use 37 Y 40.
Precaución: Estas citas no son 100% exactas.
Cita APA (7a ed.)
Advanced Grammar in use 37 y 40.
Cita Chicago Style (17a ed.)Advanced Grammar in Use 37 Y 40.
Cita MLA (9a ed.)Advanced Grammar in Use 37 Y 40.