Campoverde Campoverde, M. Y. English grammar in context: Selected material for students in the eighth year of basic education at fray Vicente Solano high school.
Chicago-referens (17:e uppl.)Campoverde Campoverde, Martha Yolanda. English Grammar in Context: Selected Material for Students in the Eighth Year of Basic Education at Fray Vicente Solano High School.
MLA-referens (8:e uppl.)Campoverde Campoverde, Martha Yolanda. English Grammar in Context: Selected Material for Students in the Eighth Year of Basic Education at Fray Vicente Solano High School.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.