APA

Molla M. T., Madans J. H. & Wagner D. K.Differentials in adult mortality and activity limitation by years of education in the United States at the end of the 1990s. : .

Chicago

Molla M T, Madans J H and Wagner D K.Differentials in adult mortality and activity limitation by years of education in the United States at the end of the 1990s. : .

Harvard

Molla M. T., Madans J. H. and Wagner D. K.Differentials in adult mortality and activity limitation by years of education in the United States at the end of the 1990s. : .

MLA

Molla M T, Madans J H and Wagner D K.: . .