Philippine National Secretariat for ASCA Affairs & Association for Science Cooperation in Asia. (1978). Catalogue of Philippine scientific and technological studies 1973-1977. National Science Development Board.
Παραπομπή σε μορφή Chicago (17η εκδ.)Philippine National Secretariat for ASCA Affairs και Association for Science Cooperation in Asia. Catalogue of Philippine Scientific and Technological Studies 1973-1977. Manila: National Science Development Board, 1978.
Παραπομπή σε μορφή MLA (9th εκδ.)Philippine National Secretariat for ASCA Affairs και Association for Science Cooperation in Asia. Catalogue of Philippine Scientific and Technological Studies 1973-1977. National Science Development Board, 1978.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.