APA (7th ed.) Citation

Henney, N. B. (2007). The Book of Business Etiquette. Project Gutenberg.

Chicago Style (17th ed.) Citation

Henney, Nella Braddy. The Book of Business Etiquette. Project Gutenberg, 2007.

MLA (9th ed.) Citation

Henney, Nella Braddy. The Book of Business Etiquette. Project Gutenberg, 2007.

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