@book{4586,
	author = {Weaver, Jay D. and Wolf, Charles T.,},
	title = {Modern mathematics for elementary teachers},
	publisher = {International Textbook Co.},
	year = {[1968]},
	address = {Scranton,},
	edition = {2nd ed.},
	note = {First ed. published in 1965 under title: Introductory modern mathematics for elementary teachers.}
}