Lua APA (7ú heag.)

(1975). The Philippines: A brief historical and factual survey [microform]. Photoduplication Service,University of the Philippines.

Lua i Stíl Chicago (17ú heag.)

The Philippines: A Brief Historical and Factual Survey [microform]. Quezon City: Photoduplication Service,University of the Philippines, 1975.

Lua MLA (9ú heag.)

The Philippines: A Brief Historical and Factual Survey [microform]. Photoduplication Service,University of the Philippines, 1975.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.