TY  - BOOK
AU  - Queenan, John T.
ED  - Georgetown University.
TI  - Natural family planning: current knowledge and new strategies fo r the 1990s
U1  - 301.3973 NAT 
PY  - 1990///
CY  - Washington, D.C.
PB  - Georgetown University
KW  - Birth control
KW  -  United States
KW  - United States
KW  -  Population
N1  - Proceedings of a conference, paprt II, Georgetown University, Washin gton DC, December 10-14, 1990; John T. Queenan ... [et al]
ER  -