Sicat, G. P. (1976). Domestic economic gains forgone by export of logs and lumber [microform]. Photoduplication Service, University of the Philippines.
Lua i Stíl Chicago (17ú heag.)Sicat, Gerardo P. Domestic Economic Gains Forgone by Export of Logs and Lumber [microform]. Quezon City: Photoduplication Service, University of the Philippines, 1976.
Lua MLA (9ú heag.)Sicat, Gerardo P. Domestic Economic Gains Forgone by Export of Logs and Lumber [microform]. Photoduplication Service, University of the Philippines, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.