APA (7th ed.) Citation

Barbour, R. H., Holloway, E. S., & Underwood, C. F. (2004). The Lilac Girl. Project Gutenberg.

Chicago Style (17th ed.) Citation

Barbour, Ralph Henry, Edward Stratton Holloway, and Clarence F. Underwood. The Lilac Girl. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Barbour, Ralph Henry, et al. The Lilac Girl. Project Gutenberg, 2004.

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