Troupant Publishers

year of publication	ISBN	author(s)	title
1998	978-1-919780-01-6	G.R. Teunissen	Elektrovakteorie N1
1987	978-1-919780-25-2	Martiens van Rensburg	Wiskunde N1
1995	978-1-919780-29-0	M.J.J. van Rensburg	Engineering Science N1