@inbook{Clerkx1992,
author = {Clerkx, L.E. and Van Ijzendoorn, M.H.},
title= {Childcare in a Dutch context. On the history of nonmaternal childcare in the Netherlands},
year = {1992},
editor = {Lamb, M.E.},
editor = {Sternberg, K.J.},
editor = {Hwang, C.P.},
editor = {Broberg, A.G.},
booktitle = {Childcare in context. Crosscultural perspectives},
address = {Hillsdale, NJ},
publisher = {Erlbaum},
pages = {55--81},
}