Citazione Stile APA (7a Edizione)

Ruel, M. T., & Arimond, M. (2003). Measuring childcare practices: Approaches, indicators, and implications for programs. International Food Policy Research Institute.

Citazione stile Chigago Style (17a edizione)

Ruel, Marie T., e Mary Arimond. Measuring Childcare Practices: Approaches, Indicators, and Implications for Programs. Washington, D.C: International Food Policy Research Institute, 2003.

Citatione MLA (9a ed.)

Ruel, Marie T., e Mary Arimond. Measuring Childcare Practices: Approaches, Indicators, and Implications for Programs. International Food Policy Research Institute, 2003.