This document, the third edition of the bibliography of the Philippines Summer Institute of Linguistics, contains about 2,300 citations on 83 languages. The technical works cited include (1) textbooks for language study; (2) papers resulting from general linguistic research; (3) descriptions of the philologies, grammars, and lexicons of specific languages; (4) vocabularies and dictionaries; (5) comparative studies; and (6) papers on the application of computer science to linguistic research. The works in various vernaculars include literacy materials such as preprimers, primers, teachers' manuals, and supplementary readers, and portions of the Bible. After three initial sections containing items of general linguistic interest, on general Philippine linguistics, and Philippine surveys, citations are organized by language and within language, by focus: ethnography, linguistics, literacy, and/or translation. The languages represented in this bibliography include the following: Cebuano; Maranao; Tagalog; Agta; Aklanon; Atta; Balangao; Bantoanon; Batak; Binukid; Blaan; Bolinao; Bontoc; Caluyanun; Chavacano; Cuyonon; Gadang; Hanonoo; Higaonon; Hiligaynon; Ibaloi; Ibatan; Ifugao; Ilocano; Isnag; Itneg; Ivatan; Kagayanen; Kalagan; Kalinga; Kallahan; Kankanaey; Kankanay; Kinaray A; Magindanaon; Mamanwa; Manobo; Mansaka; Masbateno; Molbog; Paranan; Sama; Sambal; Sangihe; Sangire; Subanen; Subanon; Tagbanwa; Tausug; Tboli; Tiruray; Yakan; and Yogad. The index of language name variants and an author index are appended. (MSE)