著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL
"Simkins, Paul D. and Wernstedt, Frederick L.","Philippine migration : the settlement of the Digos-Padada Valley, Davao Province",,Yale University Southeast Asia Studies,1971,Monograph series,,,,https://cir.nii.ac.jp/crid/1130000798020012288