Beyer, M. (2015). Teach your baby to sign: An illustrated guide to simple sign language for babies and toddlers--includes 30 new pages of signs and illustrations! (Revised and updated, 2nd edition.). Fair Winds Press.
Цитирование в стиле Чикаго (17-е изд.)Beyer, Monica. Teach Your Baby to Sign: An Illustrated Guide to Simple Sign Language for Babies and Toddlers--includes 30 New Pages of Signs and Illustrations! Revised and updated, 2nd edition. Beverly, MA: Fair Winds Press, 2015.
Цитирование MLA (8-е изд.)Beyer, Monica. Teach Your Baby to Sign: An Illustrated Guide to Simple Sign Language for Babies and Toddlers--includes 30 New Pages of Signs and Illustrations! Revised and updated, 2nd edition. Fair Winds Press, 2015.
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