Friginal, D. (1976). I pigsurotin a kadumagetan. Summer Institute of Linguistics-Philippines.
Chicago Style (17th ed.) CitationFriginal, Diego. I Pigsurotin a Kadumagetan. [Manila]: Summer Institute of Linguistics-Philippines, 1976.
MLA (9th ed.) CitationFriginal, Diego. I Pigsurotin a Kadumagetan. Summer Institute of Linguistics-Philippines, 1976.
Warning: These citations may not always be 100% accurate.