APA引文

Lofting, H. (2010). The story of doctor dolittle. Project Gutenberg.

Chicago Style (17th ed.) Citation

Lofting, Hugh. The Story of Doctor Dolittle. To be supplied: Project Gutenberg, 2010.

MLA引文

Lofting, Hugh. The Story of Doctor Dolittle. Project Gutenberg, 2010.

警告：這些引文格式不一定是100％准確.