Upphovsman
South African Institution of Civil Engineers
2
University of the Orange Free State
2
Association for Mathematics Education of South Africa
1
Foundation for Education, Science, and Technology (South Africa). Bureau for Scientific Publications
1
Gereformeerde Teologiese Vereniging
1
Literatorvereniging van Suid-Afrika
1
Operations Research Society of South Africa
1
Philosophical Society of Southern Africa
1
Randse Afrikaanse Universiteit. Centre for Islamic Studies
1
Randse Afrikaanse Universiteit. Departement Bedryfsielkunde
1
Randse Afrikaanse Universiteit. Department of Nursing Science
1
South Africa. Department of National Education
1
South African Association of Occupational Therapists
1
South African Institute of Chartered Accountants
1
South African Sports Medicine Association
1
South African Veterinary Association
1
Suid-Afrikaanse Akademie vir Wetenskap en Kuns
1
University of Cape Town. Centre for Contemporary Islam
1
University of Johannesburg
1
University of Pretoria. Faculty of Economic and Management Sciences
1
University of Pretoria. Faculty of Theology. Nederduitse Gereformeerde Kerk
1
University of Pretoria. Navorsings- en Publikasiekomitee
1
University of the Free State
1
University of the Orange Free State. Faculty of Law
1