Bernabe, D. (1966). Philippine city charters: A formal comparison. Local Government Center, University of the Philippines.
Lua i Stíl Chicago (17ú heag.)Bernabe, Daisy. Philippine City Charters: A Formal Comparison. [Manila: Local Government Center, University of the Philippines, 1966.
Lua MLA (9ú heag.)Bernabe, Daisy. Philippine City Charters: A Formal Comparison. Local Government Center, University of the Philippines, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.