MM, D., & AM, B. (1979). Signal functions of infant facial expression and gaze direction during mother-infant face-to-face play. Child development, 50(4), 1215.
Chicago Style (17th ed.) CitationMM, DeBoer, and Boxer AM. "Signal Functions of Infant Facial Expression and Gaze Direction During Mother-infant Face-to-face Play." Child Development 50, no. 4 (1979): 1215.
MLA (9th ed.) CitationMM, DeBoer, and Boxer AM. "Signal Functions of Infant Facial Expression and Gaze Direction During Mother-infant Face-to-face Play." Child Development, vol. 50, no. 4, 1979, p. 1215.
Warning: These citations may not always be 100% accurate.
