Simkins, P. D., & Wernstedt, F. L. (1971). Philippine migration: The settlement of the Digos-Padada Valley, Davao Province. Yale University Southeast Asia Studies.
Chicagoスタイル(17版)引用形式Simkins, Paul D., , Frederick L. Wernstedt. Philippine Migration: The Settlement of the Digos-Padada Valley, Davao Province. [New Haven, Conn.]: Yale University Southeast Asia Studies, 1971.
MLA(9版)引用形式Simkins, Paul D., , Frederick L. Wernstedt. Philippine Migration: The Settlement of the Digos-Padada Valley, Davao Province. Yale University Southeast Asia Studies, 1971.
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