1. Alcalá, Lucía, Barbara Rogoff, Rebeca Mejía-Arauz, Andrew D. Coppens, and Amy L. Dexter. 2014. Children’s Initiative in Contributions to Family Work in Indigenous-Heritage and Cosmopolitan Communities in Mexico. Human Development 57: 96–115.
2. Ascher, Michael, and Susan Anderer. 2015. Failure to Launch Syndrome. Huffington Post, May 2. http://www.huffingtonpost.com/michael-ascher-md/failure-to-launch-syndrom_b_6709206.html
3. Bhalotra, Sonia, and Christopher Heady. 2003. Child Farm Labor: The Wealth Paradox. World Bank Economic Review 17: 197–227.
4. Bloomer, W. Martin. 2013. The Ancient Child in School. In The Oxford Handbook of Childhood and Education in the Classical World, ed. Judith E. Grubbs, Tim Parkin, and Roslynne Bell, 444–461. Oxford: Oxford University Press.
5. Blurton Jones, Nicholas G., and Frank W. Marlowe. 2002. Selection for Delayed Maturity: Does It Take 20 Years to Learn to Hunt and Gather? Human Nature 13 (2): 199–238.