Drescher, A.W., 2001. The German Allotment Gardens — a Model for Poverty Alleviation and Food Security in Southern African Cities? Proceedings of the Sub-Regional Expert Meeting on Urban Horticulture, Stellenbosch, South Africa, January 15–19, 2001, FAO/University of Stellenbosch, 2001. [1]نسخة محفوظة 24 مارس 2018 على موقع واي باك مشين.
Drescher, A.W., 2001. The German Allotment Gardens — a Model for Poverty Alleviation and Food Security in Southern African Cities? Proceedings of the Sub-Regional Expert Meeting on Urban Horticulture, Stellenbosch, South Africa, January 15–19, 2001, FAO/University of Stellenbosch, 2001. [1]نسخة محفوظة 24 مارس 2018 على موقع واي باك مشين.