01088nam a2200265 a 4500 899751 19820616000000.0 090531s1980 nyua b 001 0 eng d 81050275 0722515774 DLC DLC DLC 613.9/434 19 Billings, Evelyn. The Billings method of Natural Family Planning : controlling fertility without drugs or devices / Evelyn Billings & Ann Westmore. 1st American ed. New York : Random House, c1980. 254 p. : ill. ; 22 cm. Reprint. Originally published: Richmond, Victoria, Australia : A. O'Donovan, 1980. Includes Bibliography: p. [230]-237 and index. Natural family planning Ovulation method. Westmore, Ann. 1155 1155 0 0 ddc 0 0 BRACUL BRACUL GEN 2009-06-24 0.00 1 1 613.9434 BIL 3010004365 2011-04-28 2011-04-07 1 2009-06-24 BK