@inbook{dd360fe9ad1f435ca79b8602011a69c2,
title = "Besmetting van melk(produkten) door micro-organismenVerontreinigingen in melk",
author = "P. Walstra",
year = "1989",
language = "Nederlands",
series = "Cahiers bio-wetenschappen en maatschappij",
publisher = "Stichting Biowetenschappen en Maatschappij",
number = "jrg. 13, no. 4",
pages = "50--51",
editor = "G.T. Hartman and \{van Dijk\}, A. and \{Constandse - Westermann\}, T.S.",
booktitle = "Melk : koe \& biotechnologie",
address = "Netherlands",
}