Gaya APA
Marcdante, K, J., Kliegman, R, M. (2015).
Nelson essentials of pediatrics seventh edition .
Canada:
Saunders elsevier.
Gaya MLA
Marcdante, Karen, J.., Kliegman, Robert, M..
"Nelson essentials of pediatrics seventh edition".
Canada:
Saunders elsevier,
2015.
Text.