American Psychological Association
Kippley, Sheila, & John, ( 1989 ). Art of Natural Family Planning ( 03 ed. ). Couple to Couple League International Inc.
Modern Language Association
Kippley, Sheila and John,. Art of Natural Family Planning . 03 . Couple to Couple League International Inc. 1989
Chicago Citation
Kippley, Sheila and John,. Art of Natural Family Planning . 03 .Cincinnati
: Couple to Couple League International Inc, 1989.
American Medical Association
Kippley, Sheila and John,. Art of Natural Family Planning . Couple to Couple League International Inc; 1989.