Khapayi, M., Van Niekerk, P. and Celliers, P. (2018) “AGRIBUSINESS CHALLENGES TO EFFECTIVENESS OF CONTRACT FARMING IN COMMERCIALIZATION OF SMALL-SCALE VEGETABLE FARMERS IN EASTERN CAPE, SOUTH AFRICA”, Journal of Agribusiness and Rural Development, 50(4), pp. 375–384. doi: 10.17306/J.JARD.2018.00429.