APA (7th ed.) Citation

Barclay, F. L. (2010). Through the Postern Gate A Romance in Seven Days. Project Gutenberg.

Chicago Style (17th ed.) Citation

Barclay, Florence L. Through the Postern Gate A Romance in Seven Days. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Barclay, Florence L. Through the Postern Gate A Romance in Seven Days. Project Gutenberg, 2010.

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