TY  - BOOK
AU  - Frey-wyssling, A.
TI  - Macromolecules in cell structure
U1  - 576.31 
PY  - 1957///
CY  - Cambridge
PB  - Harvard University Press
KW  - Biochemistry
KW  - Microbiology -- Virology
N1  - general science, medicine, biology
ER  -