@Book{466680309, author="Wernstedt, Frederick L. and Spencer, Joseph Earle", title="Philippine Island world: a physical, cultural, and regional geography", year="1967", address="Berkeley", keywords="Philippines; Description and travel; Geography", note="by Frederick L. Wernstedt and J. E. Spencer", note="Literaturverz. S. 669-705", note="Massenents{\"a}uert 2013 pdager DE-39", language="English" }