TY  - BOOK
ED  - Japan. Population Problems Research Council
TI  - Sixth opinion survey on family planning and birth control: a preliminary report
U1  - 304.6660952 
PY  - 1962///
CY  - Tokyo
PB  - Mainichi Newspapers
KW  - Birth control
KW  - Family planning
KW  - Japan
N1  - Population problems series; no 18
ER  -