Kurniyati, dkk. “THE EFFECT OF LACTATION EDUCATION IN THIRD TRIMESTER PREGNANT WOMEN ON SELF-EFFICACY IN BREASTFEEDING”. JURNAL KESEHATAN ALMUSLIM, vol. 6, no. 11, Agustus 2020, hlm. 40-47, http://journal.umuslim.ac.id/index.php/jka/article/view/272.