1. The Chemical Basis of Heredity;Alfert,1957
2. Alfert, M. The Chemical Basis of Heredity. p. 65.
3. The Chemical Basis of Heredity;Allfrey,1957
4. STUDIES ON THE CHEMICAL NATURE OF THE SUBSTANCE INDUCING TRANSFORMATION OF PNEUMOCOCCAL TYPES
5. The Chemical Basis or Heredity;Beadle,1957