Frank, R. (2007). Principles of economics-3rd ed (3rd.). Tata McGraw Hill.
Chicago Style (17th ed.) CitationFrank, Robert. Principles of Economics-3rd Ed. 3rd. New Delhi: Tata McGraw Hill, 2007.
MLA引文Frank, Robert. Principles of Economics-3rd Ed. 3rd. Tata McGraw Hill, 2007.
警告:這些引文格式不一定是100%准確.