TitleRoute 1:Davao - Cota BatoContributorAllied Geographical SectionDescriptionBased on US C & GS map 50; Amendments (in red) by AGS 1 Jun 44LanguageEnglish
Allied Geographical Section South West Pacific Area Terrain Studies (1944). Monash Uni, accessed 12/03/2026, https://collections.monash.edu/nodes/view/77657