Corregidor Foundation & Philippines. Department of Tourism. (1989). Corregidor: Island of valor, peace, and international understanding. Corregidor Foundation Dept. of Tourism, Philippines.
Παραπομπή σε μορφή Chicago (17η εκδ.)Corregidor Foundation και Philippines. Department of Tourism. Corregidor: Island of Valor, Peace, and International Understanding. Manila, Philippines: Corregidor Foundation Dept. of Tourism, Philippines, 1989.
Παραπομπή σε μορφή MLA (9th εκδ.)Corregidor Foundation και Philippines. Department of Tourism. Corregidor: Island of Valor, Peace, and International Understanding. Corregidor Foundation Dept. of Tourism, Philippines, 1989.
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