@book{20254,
	author = {Shapiro, R. H. and DePuy, C. H.},
	title = {Exercises in organic spectroscopy.},
	publisher = {Holt, Rinehart and Winston.,},
	year = {1977.},
	address = {New York :},
	note = {"An earlier version of this book entitled Spectral exercises in structural determination of organic compounds was produced in 1969."}
}