K1
Colín, Francisco. Labor evangélica. 1663. (Evangelical labour) Pablo Pastells edition, Henrich & Co., Barcelona, 1900-1902. volume I, p. 16. From Horacio de la Costa S.J. Readings in Philippine History, 1965. Bookmark Inc. 1992. pp. 5-6, 271.

Filipino translation by Paul Morrow from de la Costa's English.