Gaya APA

Morgan, J, K. et al (2012). Differential Susceptibility Effects: The Interaction of Negative Emotionality and Sibling Relationship Quality on Childhood Internalizing Problems and Social Skills . : Business Media.

Gaya MLA

Morgan, Judith, K.. et al. "Differential Susceptibility Effects: The Interaction of Negative Emotionality and Sibling Relationship Quality on Childhood Internalizing Problems and Social Skills". : Business Media, 2012. e-journal.