SAHULATA, D. (1988). Panduan penggunaan buku an introduction to sounds and ssound systems of english. Depdikbud.
芝加哥风格引文SAHULATA, Daniel. Panduan Penggunaan Buku an Introduction to Sounds and Ssound Systems of English. Jakarta: Depdikbud, 1988.
MLA引文SAHULATA, Daniel. Panduan Penggunaan Buku an Introduction to Sounds and Ssound Systems of English. Depdikbud, 1988.
警告：这些引文格式不一定是100％准确.