APA (7th ed.) Citation

Castle, K., & Robinson, L. A. (1983). The infant & toddler handbook: Invitations for optimum early development. Humanics Ltd..

Chicago Style (17th ed.) Citation

Castle, Kathryn, and Linda A. Robinson. The Infant & Toddler Handbook: Invitations for Optimum Early Development. Atlanta: Humanics Ltd., 1983.

MLA (9th ed.) Citation

Castle, Kathryn, and Linda A. Robinson. The Infant & Toddler Handbook: Invitations for Optimum Early Development. Humanics Ltd., 1983.