APA (7th ed.) Citation

Stecher, G. E. (2012). Cork: Its Origin and Industrial Uses. Project Gutenberg.

Chicago Style (17th ed.) Citation

Stecher, Gilbert E. Cork: Its Origin and Industrial Uses. Project Gutenberg, 2012.

MLA (9th ed.) Citation

Stecher, Gilbert E. Cork: Its Origin and Industrial Uses. Project Gutenberg, 2012.

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