American Public Health Association, American Academy of Pediatrics, National Resource Center for Health and Safety in Child Care (U.S.), United States. Maternal and Child Health Bureau, & ebrary, Inc. (2011). Caring for our children: National health and safety performance standards : guidelines for early care and education programs (3rd ed.). American Academy of Pediatrics.

American Public Health Association, American Academy of Pediatrics, National Resource Center for Health and Safety in Child Care (U.S.), United States. Maternal and Child Health Bureau, agus Inc ebrary. Caring for Our Children: National Health and Safety Performance Standards : Guidelines for Early Care and Education Programs. 3rd ed. Elk Grove Village, Ill.: American Academy of Pediatrics, 2011.

American Public Health Association, et al. Caring for Our Children: National Health and Safety Performance Standards : Guidelines for Early Care and Education Programs. 3rd ed. American Academy of Pediatrics, 2011.