APA (7th ed.) Citation

Pack, C. L. (2004). The School Book of Forestry. Project Gutenberg.

Chicago Style (17th ed.) Citation

Pack, Charles Lathrop. The School Book of Forestry. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Pack, Charles Lathrop. The School Book of Forestry. Project Gutenberg, 2004.

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