APA引文

Whitman, W. (2010). Leaves of grass. Project Gutenberg.

Chicago Style (17th ed.) Citation

Whitman, Walt. Leaves of Grass. To be supplied: Project Gutenberg, 2010.

MLA引文

Whitman, Walt. Leaves of Grass. Project Gutenberg, 2010.

警告：這些引文格式不一定是100％准確.