APA (7th ed.) Citation

Lippmann, W. (2004). Public Opinion. Project Gutenberg.

Chicago Style (17th ed.) Citation

Lippmann, Walter. Public Opinion. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Lippmann, Walter. Public Opinion. Project Gutenberg, 2004.

Warning: These citations may not always be 100% accurate.