APA (7th ed.) Citation

Brown, T. (1987). Tom Brown's field guide to the forgotten wilderness. Berkley Books.

Chicago Style (17th ed.) Citation

Brown, Tom. Tom Brown's Field Guide to the Forgotten Wilderness. New York: Berkley Books, 1987.

MLA (9th ed.) Citation

Brown, Tom. Tom Brown's Field Guide to the Forgotten Wilderness. Berkley Books, 1987.