APA (7th ed.) Citation

Houghton Mifflin Company. (1998). The American Heritage English as a second language dictionary. Houghton Mifflin Co.

Chicago Style (17th ed.) Citation

Houghton Mifflin Company. The American Heritage English as a Second Language Dictionary. New York: Houghton Mifflin Co, 1998.

MLA (8th ed.) Citation

Houghton Mifflin Company. The American Heritage English as a Second Language Dictionary. Houghton Mifflin Co, 1998.

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