Abstract
Peter W. Nathanielsz, Life Before Birth and a Time to be Born, Promethean Press: Ithaca, New York, 1992, 238pp + xvi, $25.00
J.G. Nijhuis, (Ed.) Fetal Behaviour : Developmental and Perinatal Aspects. Oxford University Press, Oxford, 1992. xxii + 283 pp. £35. ISBN 0-19-262089-4