APA (7th ed.) Citation

Loomis, J. R. (2013). The Elements of Geology; Adapted to the Use of Schools and Colleges. Project Gutenberg.

Chicago Style (17th ed.) Citation

Loomis, Justin R. The Elements of Geology; Adapted to the Use of Schools and Colleges. Project Gutenberg, 2013.

MLA (9th ed.) Citation

Loomis, Justin R. The Elements of Geology; Adapted to the Use of Schools and Colleges. Project Gutenberg, 2013.

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