1. [1] Jacob A. A comprehensive textbook and midwifery. New Delhi: J P Brothers Medical Publishers 2012.
2. [2] WHO/Adolescent health-World Health Organization. A review. http://www.who.int/topics/adolescent_health/en/
3. [3] Carmen Solomon-Fears. Teenage Pregnancy Prevention: Statistics and Programs. Congressional Research Service. A review. January 15, 2016. https://fas.org/sgp/crs/misc/RS20301.pdf
4. [4] Adolescent Pregnancy / UNFPA. A review. http://www.unfpa.org/adolescent-pregnancy
5. [5] Hadley A. Young mothers face stigma and abuse, say charities. A review. http://www.bbc.co.uk/newsbeat/article/26326035/you ng-mothers-face-stigma-and-abuse-say-charities