found: Work cat.: 2009403761: Esteinou, R. La familia nuclear en México, 2008.
found: Encyc. of family life, c1999(nuclear family; composed of a man, a woman, and their socially-recognized children, who may be natural or adopted offspring)
found: International encyc. of marriage and family, c2003(nuclear families; the term nuclear family can be defined simply as a wife/mother, a husband/father, and their children)
found: Jary, D. The HarperCollins dict. of sociology, c1991:p. 166 (the nuclear family comprises merely parents (or parent) and dependent children)
found: Johnson, A.G. The Blackwell dict. of sociology, 2000:p. 188 (the nuclear family consists of parents and their natural or adopted children living in the same household in the absence of other relatives)