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Lua i Stíl Chicago (17ú heag.)Bicol River Basin Development Program. Urban Functions in Rural Development: A Research Project in Spatial Analysis and Planning. Camarines Sur: Bicol River Basin Development Program, 1978.
Lua MLA (9ú heag.)Bicol River Basin Development Program. Urban Functions in Rural Development: A Research Project in Spatial Analysis and Planning. Bicol River Basin Development Program, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.