TY - BOOK AU - Spencer,John Hedley TI - The physics and chemistry of DNA and RNA T2 - Studies in physics and chemistry, no. 9 SN - 0721685137 AV - QD433 .S65 U1 - 574.8/732 PY - 1972/// CY - Philadelphia PB - Saunders KW - Nucleic acids KW - Local N1 - Includes bibliographical references ER -