@inbook{Hagestad1985,
author = {Hagestad, G.O. and Neugarten, B.L.},
title= {Age and the life course},
year = {1985},
editor = {Shanas, E. and Binstock, R.},
booktitle = {Handbook of aging and the social sciences},
address = {New York},
publisher = {Van Nostrand and Reinhold},
pages = {35--55},
}