Dumadag, L. S. (1994). Problem comprehension of senior high school students in Zamboanga City.
Chicago-referens (17:e uppl.)Dumadag, Leonardo S. Problem Comprehension of Senior High School Students in Zamboanga City. 1994.
MLA-referens (9:e uppl.)Dumadag, Leonardo S. Problem Comprehension of Senior High School Students in Zamboanga City. 1994.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.