Sasol First Field Guide to Rocks & Minerals of Southern Africa
2013
Minerals & Crystals
2021
Minerals & Gemstones of East Africa
2019
Minerals & Gemstones of Southern Africa
2022
Pocket Guide to Rocks & Minerals of Southern Africa
2015
Sasol Eerste Veldgids tot Gesteentes & Minerale van Suider-Afrika
2013