@book{98290,
	author = {Greitzer, Samuel L.},
	title = {International Mathematical Olympiads, 1959-1977},
	publisher = {Mathematical Association of America},
	year = {c1978.},
	series = {New mathematical library},
	address = {Washington},
	note = {"A collection of all the problems in the International Mathematical Olympiads (IMO) from the first (1959) through the nineteenth (1977) together with their solutions."}
}