Constantino, L. M. (2009). The lowdown on vaccination. Smart Parenting.
芝加哥风格引文Constantino, Liza M. "The Lowdown on Vaccination." Smart Parenting 2009.
MLA引文Constantino, Liza M. "The Lowdown on Vaccination." Smart Parenting, 2009.
警告：这些引文格式不一定是100％准确.