@book{28000,
	author = {Laird, Wilson Morrow,},
	title = {Stratigraphy and structure of North Dakota,},
	year = {1944].},
	series = {North Dakota. Geological Survey. Bulletin 18},
	address = {[Grand Forks,},
	note = {On cover: Reprinted from National oil scouts and landmen's association yearbook, vol. 14, pp. 420-430, 1944.}
}