Brill, David. Appalachian Trail Conference. 3rd ed. Harpers Ferry, W.Va.: Appalachian Trail Conference, 2004.

Brill, David. As far as the eye can see : reflections of an Appalachian Trail hiker. 2nd ed. Harpers Ferry, W.Va.: Appalachian Trail Conference, 2001.

Brill, David. As far as the eye can see : reflections of an Appalachian Trail hiker. Nashville, Tenn.: Rutledge Hill Press, 1990.