APA

Vondra J. I., Barnett D., . (1999). Atypical attachment in infancy and early childhood among children at developmental risk. Chicago: University of Chicago Press.

Chicago

Vondra Joan I, Barnett Douglas, . 1999. Atypical attachment in infancy and early childhood among children at developmental risk. Chicago: University of Chicago Press.

Harvard

Vondra J. I., Barnett D., . (1999). Atypical attachment in infancy and early childhood among children at developmental risk. Chicago: University of Chicago Press.

MLA

Vondra Joan I, Barnett Douglas, . Atypical attachment in infancy and early childhood among children at developmental risk. Chicago: University of Chicago Press. 1999.