TY  - GEN
AU  - 
AU  - KALATHIL, John
TI  - Socio-cultural aspects of fertility in India and their conformity with periodic continence
U1  - 304.63/KAL;C 
PY  - 1968///
CY  - Alleppey
PB  - Mazdoor Printers
N1  - FERTILITY; Population
ER  -