1. New Concepts of Cattle Growth;Berg,1976
2. Die ontleding van vleisprystendense in Pretoria en die Witwatersrand vir die tydperk Junie 1981 tot Junie 1986. Veldstudie ingehandig vir BNB 402-F ter gedeeltelike vervulling vir die Diploma in Bemarkingsbestuur;Bruwer,1987
3. Government Notice no. R2120 of 20 September 1985. Meat grading regulations;Department of Agricultural Economics and Marketing,1985
4. Government Notice no. R 1209 of 24 June 1988. Meat grading regulations — amendment;Department of Agricultural Economics and Marketing,1988