Starr, Wilmarth H.
Spoken French and grammar review / Wilmarth H. Starr and Alfred G. Pellegrino
American Book Company, 1959
 Buku Teks
Conversational Mandarin
Publications Bureau for the Ministry of culture: book four (A lesson 1-8),
 Multimedia
Conversational Mandarin
EPB Publ., 1980
 Buku Teks
Conversational Mandarin
Educational Publications Bureau for the Ministry of culture: book four (A lesson 1-8),
 Multimedia
Fucilla, Joseph G.
Fucilla Spanish dictionary Spanish-English English-Spanish
Follett Publishing Company, 1964
 Buku Referensi