Isotopes and chemical principles : a symposium / sponsored by the Division of Chemical Education, inc. at the 167th meeting of the American Chemical Society, Los Angeles, Calif., April 3, 1974 ; Peter A. Rock, editor.
Rock, Peter A. Isotopes and Chemical Principles : a Symposium. .
Rock, P. A. Isotopes and chemical principles : a symposium. .
Rock, Peter A., Isotopes and Chemical Principles: A Symposium.