APA (7th ed.) Citation

Meldola, R. (2010). Coal and What We Get from It. Project Gutenberg.

Chicago Style (17th ed.) Citation

Meldola, Raphael. Coal and What We Get from It. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Meldola, Raphael. Coal and What We Get from It. Project Gutenberg, 2010.

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