Carbon-13 nuclear magnetic resonance spectroscopy / George C. Levy, Robert L. Lichter, Gordon L. Nelson. Levy, George C. Lichter, Robert L., joint author. Nelson, Gordon L., 1943- joint author. Nuclear magnetic resonance spectroscopy. Carbon isotopes. QD272.S6 L474 1980 547.0028 LEC Includes bibliographical references and index. New York : Wiley, 1980. 1980. 1980 Text xiv, 338 p. : eng