APA引文

Collins, W. (2010). The queen of hearts. Project Gutenberg.

Chicago Style (17th ed.) Citation

Collins, Wilkie. The Queen of Hearts. To be supplied: Project Gutenberg, 2010.

MLA引文

Collins, Wilkie. The Queen of Hearts. Project Gutenberg, 2010.

警告：這些引文格式不一定是100％准確.