APA (7th ed.) Citation

Houghton Mifflin Company. (2002). The American Heritage dictionary for learners of English. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Houghton Mifflin Company. The American Heritage Dictionary for Learners of English. Boston: Houghton Mifflin, 2002.

MLA (9th ed.) Citation

Houghton Mifflin Company. The American Heritage Dictionary for Learners of English. Houghton Mifflin, 2002.

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