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