APA (7th ed.) Citation

Spencer, S. (2010). The Pig Breeding, Rearing, and Marketing. Project Gutenberg.

Chicago Style (17th ed.) Citation

Spencer, Sanders. The Pig Breeding, Rearing, and Marketing. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Spencer, Sanders. The Pig Breeding, Rearing, and Marketing. Project Gutenberg, 2010.

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