APA引文

Hahn, M. D. (2008). Wait till helen comes: A ghost story.

Chicago Style (17th ed.) Citation

Hahn, Mary Downing. Wait Till Helen Comes: A Ghost Story. 2008.

MLA引文

Hahn, Mary Downing. Wait Till Helen Comes: A Ghost Story. 2008.

警告：這些引文格式不一定是100％准確.