APA引文

Allen, J., & Stegmeir, C. (1956). Civics. American Book Co.

Chicago Style (17th ed.) Citation

Allen, Jack, and Clarence Stegmeir. Civics. [New York]: American Book Co, 1956.

MLA引文

Allen, Jack, and Clarence Stegmeir. Civics. American Book Co, 1956.

警告：这些引文格式不一定是100％准确.