APA引文

Walker, F. A. (1892). Political economy. H. Holt and company.

Chicago Style (17th ed.) Citation

Walker, Francis Amasa. Political Economy. New York: H. Holt and company, 1892.

MLA引文

Walker, Francis Amasa. Political Economy. H. Holt and company, 1892.

警告：这些引文格式不一定是100％准确.