Kruger, M, and M Saayman. “The Dining and Tipping Behaviour of Black South Africans: A Segmentation Approach”. Southern African Business Review 20 (March 27, 2019): 336–364. Accessed February 1, 2026. https://www.unisapressjournals.co.za/index.php/SABR/article/view/6055.