TY  - BOOK
AU  - Parry,Wilfrid H.
AU  - Parry,Wilfrid H.
TI  - Communicable diseases: an epidemilogical approach 
T2  - Modern nursing series
SN  - 0113206658
PY  - 1973///]
CY  - [London]
PB  - English Universities Press
KW  - Communicable diseases
ER  -