SURYADIPUTRA, W. (1991). Listening advanced: Study guide.-- ed.1. UT LP3B and Oxf ord English.
芝加哥风格引文SURYADIPUTRA, Wendy. Listening Advanced: Study Guide.-- Ed.1. Jakarta: UT LP3B and Oxf ord English, 1991.
MLA引文SURYADIPUTRA, Wendy. Listening Advanced: Study Guide.-- Ed.1. UT LP3B and Oxf ord English, 1991.
警告：这些引文格式不一定是100％准确.