APA引文

SPAWLS , V. (2001). GRAMMAR: HOW TO BE TOP SERIES.

Chicago Style (17th ed.) Citation

SPAWLS , VICKY. GRAMMAR: HOW TO BE TOP SERIES. 2001.

MLA引文

SPAWLS , VICKY. GRAMMAR: HOW TO BE TOP SERIES. 2001.

警告：這些引文格式不一定是100％准確.