APA Style
Kliegman, R. et al (2011).
Nelson textbook of pediatrics.03 vol set. (19th ed.).
Philadelphia:
Elsevier/Saunders.
MLA Style
Kliegman, Robert. et al.
"Nelson textbook of pediatrics.03 vol set.".
19th ed.
Philadelphia:
Elsevier/Saunders,
2011.
Text.