@book{95556,
	author = {Pitzer, Kenneth S.},
	title = {Quantum chemistry},
	publisher = {Prentice-Hall},
	year = {1963, c1953.},
	series = {Prentice-Hall chemistry series},
	address = {Englewood Cliffs, N.J.},
	note = {"Sixth printing, April 1963."}
}