APA引文

PHILIPS, D. (1990). Longman practice test for the toefl. Longman.

芝加哥风格引文

PHILIPS, Deborah. Longman Practice Test for the Toefl. [sl]: Longman, 1990.

MLA引文

PHILIPS, Deborah. Longman Practice Test for the Toefl. Longman, 1990.

警告：这些引文格式不一定是100％准确.