APA引文

Bernardo, M. Q. (2013). Present perfect. Smart Parenting.

Chicago Style (17th ed.) Citation

Bernardo, Maika Q. "Present Perfect." Smart Parenting 2013.

MLA引文

Bernardo, Maika Q. "Present Perfect." Smart Parenting, 2013.

警告：這些引文格式不一定是100％准確.