@book{7928,
	author = {Kraus, Ezra J. and Hopkins, A. D.},
	title = {Technical papers on miscellaneous forest insects.},
	publisher = {Govt. Print. Off.,},
	year = {1911.},
	series = {U.S. Dept. of Agriculture. Bureau of Entomology. Technical series,},
	address = {Washington,}
}