APA (7th ed.) Citation

American, T. (2006). The American heritage dictionary of the English language. Houghton Mifflin Company.

Chicago Style (17th ed.) Citation

American, The. The American Heritage Dictionary of the English Language. Houghton Mifflin Company, 2006.

MLA (8th ed.) Citation

American, The. The American Heritage Dictionary of the English Language. Houghton Mifflin Company, 2006.

Warning: These citations may not always be 100% accurate.