APA

(2000). The american heritage dictionary of the english lenguage. Boston: Houghton Mifflin.

Chicago

2000. The american heritage dictionary of the english lenguage. Boston: Houghton Mifflin.

Harvard

(2000). The american heritage dictionary of the english lenguage. Boston: Houghton Mifflin.

MLA

The american heritage dictionary of the english lenguage. Boston: Houghton Mifflin. 2000.