@inbook{Varkevisser1973,
author = {Varkevisser, C.},
title= {The Sukuma of northern Tanzania},
year = {1973},
editor = {Molnos, A.},
booktitle = {Cultural source materials for population planning in East Africa. Vol. 3. Beliefs and practices},
address = {Nairobi},
publisher = {East African Publishing House},
pages = {234--248},
}