The ethnohistory of northern Luzon

By Félix Maxwell Keesing

XI. The Middle Cagayan Area

See link below.

http://books.google.com/books?id=P8yrAAAAIAAJ&pg=PA13&lpg=PA13&dq=spanish+records+on+philippines&source=bl&ots=2076coY3oE&sig=oeTmIV7LAWl6KXwsRQTkM8iycKI&hl=en&ei=lQtSTYS4LYbRcfvzrIsH&sa=X&oi=book_result&ct=result&resnum=35&ved=0CJkBEOgBMCI#v=onepage&q=spanish%20records%20on%20philippines&f=false