Urrea, J. N., Pacheco, B. M., Suiza, R. M., & Aquino, D. H. M. Incorporating maintenance and upgrade of buildings in the revision of the National Building Code of the Philippines.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিUrrea, Jeshaiah N., Benito M. Pacheco, Raniel M. Suiza, এবং Diocel Harold M. Aquino. Incorporating Maintenance and Upgrade of Buildings in the Revision of the National Building Code of the Philippines.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিUrrea, Jeshaiah N., et al. Incorporating Maintenance and Upgrade of Buildings in the Revision of the National Building Code of the Philippines.
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