Text ( visual ) : unmediated A sociolinguistic analysis of the infinitive in colloquial Brazilian Portuguese / Koike, Dale April. -- Ann Arbor, MI : University Microfilms International , c1982. -- xii, 143 p. ; 21 cm. -- Includes bibliographical references ; Facsim. reprint of the author's thesis (Ph.D.) -- University of New Mexico, 1981 ; Numbering on t.p.: 8210101. -- (BA63680468) ; https://ci.nii.ac.jp/ncid/BA63680468 Author Heading(s): Koike, Dale April