TY  - BOOK
ED  - World Haelth Organization 
TI  - International travel and health: vaccination requirement and health advice 
U1  - 613. 
PY  - 1990///
CY  -  Delhi
PB  - All IndiaTraveller Book Seller 
KW  - Health Science
KW  - Health Science -- Vaccination
N1  - Includes index
ER  -