APA Style
Levine, R. et al (2007).
Monitoring trends in childhood obesity : A simplernschool - based model .
United Kingdom (UK):
Elsevier Ltd.
MLA Style
Levine, R.S.. et al.
"Monitoring trends in childhood obesity : A simplernschool - based model".
United Kingdom (UK):
Elsevier Ltd,
2007.
.