Rapera, R. B. (1977). Cut scheduling in industrial forest plantations by linear programming [microform]. Photoduplication Service, University of the Philippines Library.
Lua i Stíl Chicago (17ú heag.)Rapera, Roberto B. Cut Scheduling in Industrial Forest Plantations by Linear Programming [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.
Lua MLA (9ú heag.)Rapera, Roberto B. Cut Scheduling in Industrial Forest Plantations by Linear Programming [microform]. Photoduplication Service, University of the Philippines Library, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.