Dyfyniad APA

Young, M. E. (1996). Early child development: Investing in the future. World Bank.

Dyfyniad Arddull Chicago

Young, Mary E. Early Child Development: Investing in the Future. Washington, D.C.: World Bank, 1996.

Dyfyniad MLA

Young, Mary E. Early Child Development: Investing in the Future. World Bank, 1996.

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