United States. National Imagery and Mapping Agency. (1997). Philippines, Luzon--northeast coast, Digollorin Point to Cape Engaño (Third edition, Aug. 30 1997 (Correct through NM 35/97).). National Imagery and Mapping Agency.
Chicago Style (17th ed.) CitationUnited States. National Imagery and Mapping Agency. Philippines, Luzon--northeast Coast, Digollorin Point to Cape Engaño. Third edition, Aug. 30 1997 (Correct through NM 35/97). [Bethesda, Md.]: National Imagery and Mapping Agency, 1997.
MLA (9th ed.) CitationUnited States. National Imagery and Mapping Agency. Philippines, Luzon--northeast Coast, Digollorin Point to Cape Engaño. Third edition, Aug. 30 1997 (Correct through NM 35/97). National Imagery and Mapping Agency, 1997.
Warning: These citations may not always be 100% accurate.