TY  - BOOK
AU  - Diener, T.O
TI  - Viroids and viroid diseases
SN  - 0471035041
U1  - 632.8 
PY  - 1979///
CY  - New York
PB  - John Wiley & Sons
KW  - VIRUS; DISEASES
KW  - Viroids
ER  -