Cita APA

Duke, I. (2004). The everything sign language book: American sigh language made easy. Adams Media.

Citación estilo Chicago

Duke, Irene. The Everything Sign Language Book: American Sigh Language Made Easy. Avon, Mass: Adams Media, 2004.

Cita MLA

Duke, Irene. The Everything Sign Language Book: American Sigh Language Made Easy. Adams Media, 2004.

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