Schreurs, P. (2000). The location of Pigafetta's Mazaua, Butuan and Calagan, 1521-1571: A bibliographic and cartographic evidence. National Historical Institute.
Chicago Style (17th ed.) CitationSchreurs, Peter. The Location of Pigafetta's Mazaua, Butuan and Calagan, 1521-1571: A Bibliographic and Cartographic Evidence. Manila: National Historical Institute, 2000.
MLA (9th ed.) CitationSchreurs, Peter. The Location of Pigafetta's Mazaua, Butuan and Calagan, 1521-1571: A Bibliographic and Cartographic Evidence. National Historical Institute, 2000.
Warning: These citations may not always be 100% accurate.