TY  - GEN
AU  - 
AU  - D'SOUZA, Stanislaus
TI  - Closed Birth Intervals : A Data analytic Study
U1  - 304.63/D'SOU 
PY  - 1974///
CY  - NEW DELHI
PB  - Sterling Publishers Pvt. Ltd.
N1  - BIRTH CONTROL; FAMILY PLANNING; FERTILITY
ER  -