Informe sobre los islas Batanes 1775-1780 - Suarez Vezino, Mathias; Manuel, Espiridion Arsenio 1909-. ([Diliman University of the Philippines, 1953)
"Reprinted from Philippine Social Sciences and Humanities Review, v. 18, no. 2 p. 99-123, June 1953."
Bibliography on the Batanes, 1775-1780, p. 120-23.