1. , , , , , , , . 2005. Content Analysis. Writing@CSU. Colorado State University Department of English. Available: http://writing.colostate.edu/guides/research/content/pop2a.cfm. Accessed September 14, 2005.
2. A National Childhood Agricultural Injury Prevention Initiative
3. Fatal Work-Related Injuries in the Agricultural Production and Services Sectors Among Youth in the United States, 1992-96
4. 2002. North American Guidelines for Children's Agricultural Tasks and Child Labor Regulations. Morgantown, WV: NIOSH (Available from CDC, National Institute for Occupational Safety and Health).