Bernabe, D. (1966). Philippine city charters: A formal comparison. Local Government Center, University of the Philippines.
Citazione stile Chigago Style (17a edizione)Bernabe, Daisy. Philippine City Charters: A Formal Comparison. [Manila: Local Government Center, University of the Philippines, 1966.
Citatione MLA (9a ed.)Bernabe, Daisy. Philippine City Charters: A Formal Comparison. Local Government Center, University of the Philippines, 1966.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.