Kyokong, B. (1977). Nondestructive testing for strength and elasticity of some Philippine woods by forced vibration [microform]. Photoduplication Service, University of the Philippines Library.
Παραπομπή σε μορφή Chicago (17η εκδ.)Kyokong, Buhnnum. Nondestructive Testing for Strength and Elasticity of Some Philippine Woods by Forced Vibration [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.
Παραπομπή σε μορφή MLA (9th εκδ.)Kyokong, Buhnnum. Nondestructive Testing for Strength and Elasticity of Some Philippine Woods by Forced Vibration [microform]. Photoduplication Service, University of the Philippines Library, 1977.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.