@book{29957,
	author = {Frebold, Hans,},
	title = {Lower Jurassic and Bajocian ammonoid faunas of northwestern British Columbia and southern Yukon.},
	publisher = {Dept. of Mines and Technical Surveys, Canada},
	year = {[1964]},
	address = {[Ottawa]},
	note = {Abstract also in French.}
}