@inbook{Bengtson1985,
author = {Bengtson, V.L.},
title= {Diversity and symbolism in grandparental roles},
year = {1985},
editor = {Bengtson, V.L.},
editor = {Robertson, J.F.},
booktitle = {Grandparenthood},
address = {Beverly Hills},
publisher = {Sage},
pages = {11‒27},
}