PHILLIPS, D. (1990). Longman practice test for the TOEFL. Longman Publisher.
芝加哥风格引文PHILLIPS, Deborah. Longman Practice Test for the TOEFL. Singapore: Longman Publisher, 1990.
MLA引文PHILLIPS, Deborah. Longman Practice Test for the TOEFL. Longman Publisher, 1990.
警告：这些引文格式不一定是100％准确.