Bilinga, M. J. “Sexuality Education for Prevention of Pregnancy and HIV Infections: How Do Tanzanian Primary Teachers Deliver It?”. International Journal of Sciences: Basic and Applied Research (IJSBAR), vol. 26, no. 3, Apr. 2016, pp. 66-87, https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/5328.