Young, L. S., & Northrop, H. D. (1976). Life and heroic deeds of Admiral Dewey including battles in the Philippines ... in collaboration with Henry Davenport Northrop [microform]. Photoduplication Service. University of the Philippines Library.
Παραπομπή σε μορφή Chicago (17η εκδ.)Young, Louis Stanley, και Henry Davenport Northrop. Life and Heroic Deeds of Admiral Dewey Including Battles in the Philippines ... in Collaboration with Henry Davenport Northrop [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1976.
Παραπομπή σε μορφή MLA (9th εκδ.)Young, Louis Stanley, και Henry Davenport Northrop. Life and Heroic Deeds of Admiral Dewey Including Battles in the Philippines ... in Collaboration with Henry Davenport Northrop [microform]. Photoduplication Service. University of the Philippines Library, 1976.