@inbook{2266a1b007664a05b0e57030c0a6a735,
title = "Modelling agricultural development strategy.",
author = "I. Spharim and R. Spharim and {de Wit}, C.T.",
year = "1992",
language = "English",
isbn = "9780792318774",
series = "Systems approaches for sustainable agricultural development",
publisher = "Kluwer Academic Publishers",
number = "1",
pages = "159--192",
editor = "Th. Alberda and {van Keulen}, H. and N.G. Seligman and {de Wit}, C.T.",
booktitle = "Food from dry lands. An integrated approach to planning of agricultural development.",
}