Lua APA (7ú heag.)

(1980). Manila North Road improvement project (Rosario-Laoag Section): Package I & II ; monthly report, August 1980. Ministry of Public Highways.

Lua i Stíl Chicago (17ú heag.)

Manila North Road Improvement Project (Rosario-Laoag Section): Package I & II ; Monthly Report, August 1980. Manila: Ministry of Public Highways, 1980.

Lua MLA (9ú heag.)

Manila North Road Improvement Project (Rosario-Laoag Section): Package I & II ; Monthly Report, August 1980. Ministry of Public Highways, 1980.

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