APA (7th ed.) Citation

Heat Moon, W. L. (1999). Blue highways: A journey into America. Little, Brown.

Chicago Style (17th ed.) Citation

Heat Moon, William Least. Blue Highways: A Journey into America. Boston: Little, Brown, 1999.

MLA (9th ed.) Citation

Heat Moon, William Least. Blue Highways: A Journey into America. Little, Brown, 1999.