Philippines. University. Library. (1975). Bagas, bungbunga, taraon: Benneg ti agrikultura ni Guillermo R. Andaya ken dadduma pay [microform]. Photoduplication Service.
Chicago-viite (17. p.)Philippines. University. Library. Bagas, Bungbunga, Taraon: Benneg Ti Agrikultura Ni Guillermo R. Andaya Ken Dadduma Pay [microform]. Quezon City: Photoduplication Service, 1975.
MLA-viite (9. p.)Philippines. University. Library. Bagas, Bungbunga, Taraon: Benneg Ti Agrikultura Ni Guillermo R. Andaya Ken Dadduma Pay [microform]. Photoduplication Service, 1975.
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