APA引文

WILBUR, D. A. Compotition: Models and exercise 9. Harcourt.

芝加哥风格引文

WILBUR, Diane A. Compotition: Models and Exercise 9. New York: Harcourt.

MLA引文

WILBUR, Diane A. Compotition: Models and Exercise 9. Harcourt.

警告：这些引文格式不一定是100％准确.