Philippine Islands. Bureau of Education. (1929). Secondary course in English composition (1929 rev.). Bureau of Print.
Chicago-referens (17:e uppl.)Philippine Islands. Bureau of Education. Secondary Course in English Composition. 1929 rev. Manila: Bureau of Print, 1929.
MLA-referens (9:e uppl.)Philippine Islands. Bureau of Education. Secondary Course in English Composition. 1929 rev. Bureau of Print, 1929.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.