Philippine Book Company. (1949). An outline of Philippine social life and progress. s.n.
Lua i Stíl Chicago (17ú heag.)Philippine Book Company. An Outline of Philippine Social Life and Progress. [Manila: s.n, 1949.
Lua MLA (9ú heag.)Philippine Book Company. An Outline of Philippine Social Life and Progress. s.n, 1949.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.