@book{20928,
	author = {Michigan.},
	title = {Course of study syllabus, elementary schools.},
	publisher = {Pub. by the Superintendent of public instruction,},
	year = {1928]},
	address = {[Lansing,},
	edition = {15th ed. ...},
	note = {At head of title: State of Michigan. Department of Public Instruction, Lansing.}
}