Spencer, John Hedley The physics and chemistry of DNA and RNA [by] John H. Spencer. - Philadelphia Saunders 1972. - ix, 143 p. illus. 24 cm. - Studies in physics and chemistry, no. 9 . Includes bibliographical references. ISBN: 0721685137 LCCN: 79183458 Subjects--Topical Terms: Nucleic acids. LC Class. No.: QD433 / .S65 Dewey Class. No.: 574.8/732