Castro, P. A. (1988). Agreements on United States military facilities in Philippine military bases 1947-1988 (Third revised edition.). Foreign Service Institute.
Παραπομπή σε μορφή Chicago (17η εκδ.)Castro, Pacifico A. Agreements on United States Military Facilities in Philippine Military Bases 1947-1988. Third revised edition. Manila: Foreign Service Institute, 1988.
Παραπομπή σε μορφή MLA (9th εκδ.)Castro, Pacifico A. Agreements on United States Military Facilities in Philippine Military Bases 1947-1988. Third revised edition. Foreign Service Institute, 1988.
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