Colborn, J. (2006). Search Marketing Strategies (5th.). Prentice-Hall of India.
Chicago Style (17th ed.) CitationColborn, James. Search Marketing Strategies. 5th. New Delhi: Prentice-Hall of India, 2006.
MLA引文Colborn, James. Search Marketing Strategies. 5th. Prentice-Hall of India, 2006.
警告:這些引文格式不一定是100%准確.