Ramón Portilla, D., & Rivera Atariguana, M. Social studies module in english for fourth grades of basic education in Abdón Calderón Military Bilingual high school.
Chicago-referens (17:e uppl.)Ramón Portilla, Diana, och María Rivera Atariguana. Social Studies Module in English for Fourth Grades of Basic Education in Abdón Calderón Military Bilingual High School.
MLA-referens (8:e uppl.)Ramón Portilla, Diana, och María Rivera Atariguana. Social Studies Module in English for Fourth Grades of Basic Education in Abdón Calderón Military Bilingual High School.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.