Myrna Carillo Halim, author
Badan Pengembangan Bahasa dan Perbukuan , 2019
Buku Referensi
Mercado, Leonardo N.
Divino World University, 1977
Buku Teks
compiled and edited by Elizabeth Lolarga, Anna Leah Sarabia
Circle Publications, , 1992
Buku Teks
Artikel Jurnal
Satoshi Miyawaki, author
Graduate School of Language and Culture, Osaka University, 2018
Artikel Jurnal