Sullivan, M. C., Barcelos Winchester, S., Parker, J. G., & Marks, A. K. (2012). Characteristic Processes in Close Peer Friendships of Preterm Infants at Age 12. Hindawi Publishing Corporation.
Chicago-tyylinen lähdeviittausSullivan, Mary C., Suzy Barcelos Winchester, Jeffrey G. Parker, ja Amy K. Marks. Characteristic Processes in Close Peer Friendships of Preterm Infants At Age 12. Hindawi Publishing Corporation, 2012.
MLA-viiteSullivan, Mary C., Suzy Barcelos Winchester, Jeffrey G. Parker, ja Amy K. Marks. Characteristic Processes in Close Peer Friendships of Preterm Infants At Age 12. Hindawi Publishing Corporation, 2012.
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