Gaya APA
Krapp, K, M., Wilson, J, J. (2005).
The Gale Encyclopedia of Children’s Health: Infancy through Adolescence .
New York and London:
Gale Group.
Gaya MLA
Krapp, Kristine, M.., Wilson, Jeffrey, J..
"The Gale Encyclopedia of Children’s Health: Infancy through Adolescence".
New York and London:
Gale Group,
2005.
Computer File.