Saraswati Winarta, Kadek Ayu, and Gede Sri Darma. “Strategi Pemasaran Bayi Tabung Di Bali”. Jurnal Manajemen Bisnis 15, no. 4 (October 15, 2018): 82-91. Accessed January 20, 2021. http://journal.undiknas.ac.id/index.php/magister-manajemen/article/view/2282.