APA (7th ed.) Citation

Farrow, G. E., Furniss, D., & Furniss, H. (2014). The Missing Prince. Project Gutenberg.

Chicago Style (17th ed.) Citation

Farrow, G. E., Dorothy Furniss, and Harry Furniss. The Missing Prince. Project Gutenberg, 2014.

MLA (9th ed.) Citation

Farrow, G. E., et al. The Missing Prince. Project Gutenberg, 2014.

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