Corregidor Foundation & Philippines. Department of Tourism. (1989). Corregidor: Island of valor, peace, and international understanding. Corregidor Foundation Dept. of Tourism, Philippines.
Citazione stile Chigago Style (17a edizione)Corregidor Foundation e Philippines. Department of Tourism. Corregidor: Island of Valor, Peace, and International Understanding. Manila, Philippines: Corregidor Foundation Dept. of Tourism, Philippines, 1989.
Citatione MLA (9a ed.)Corregidor Foundation e Philippines. Department of Tourism. Corregidor: Island of Valor, Peace, and International Understanding. Corregidor Foundation Dept. of Tourism, Philippines, 1989.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.