Gaya APA

P, J., Patwell, J, M. (2006). The American heritage dictionary of the English language (Ed. 4). Boston: Houghton Mifflin Company.

Gaya MLA

P, Joseph., Patwell, Joseph, M.. "The American heritage dictionary of the English language". Ed. 4 Boston: Houghton Mifflin Company, 2006. Text.