TY  - BOOK
AU  - Brennan,Joseph William
TI  - A study of marital interactional roles: method effectiveness and satisfaction levels of couples who are using the Billings Ovulation Method of natural family planning in Southern and Western Puerto Rico
PY  - 1983///
CY  - Ann Arbor, MI.
PB  - University Microfilms International
KW  - Family
KW  - Puerto Rico
KW  - Local
KW  - Natural family planning
KW  - Ovulation method
KW  - Birth control
N1  - Authorized facsimile, made from the microfilm master copy of the original dissertation submitted to the Catholic University of America in partial fullfillment of the requirements for the degree Doctorate in Social Work; Bibliography : p. 122-137
ER  -