Amor, Emillia
Didactica do Portugues : fundamentos e metodologia
Texti Editoris, 2006
 Buku Teks
Blanco, Jose
Fernando pessoa : a galaxy of poets 1888-1935
Camden, Libraries and Arts Dept., [1985]
 Buku Teks
Waterman, John T.
Linguistik und ihre perspektiven
Munchen Max Hueber 1966
 Buku Teks
Wonderly, William L.
Zoque: phonemics and morphology
 Buku Teks
Barker, Miltos E.
Linguistics : the work of the summer intitute of linguistics in the far east
Hongkong : Hongkong University, 1960/1961
 Buku Teks