APA (7th ed.) Citation

Holmes, E. B. (2013). Variation in the Muscles and Nerves of the Leg in Two Genera of Grouse (Tympanuchus and Pedioecetes). Project Gutenberg.

Chicago Style (17th ed.) Citation

Holmes, E. Bruce. Variation in the Muscles and Nerves of the Leg in Two Genera of Grouse (Tympanuchus and Pedioecetes). Project Gutenberg, 2013.

MLA (9th ed.) Citation

Holmes, E. Bruce. Variation in the Muscles and Nerves of the Leg in Two Genera of Grouse (Tympanuchus and Pedioecetes). Project Gutenberg, 2013.

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