Παραπομπή σε μορφή APA (7η εκδ.)

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.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Urrea, Jeshaiah N., Benito M. Pacheco, Raniel M. Suiza, και Diocel Harold M. Aquino. Incorporating Maintenance and Upgrade of Buildings in the Revision of the National Building Code of the Philippines.

Παραπομπή σε μορφή MLA (9th εκδ.)

Urrea, Jeshaiah N., et al. Incorporating Maintenance and Upgrade of Buildings in the Revision of the National Building Code of the Philippines.