J. H. Martins

• Marketing research
• Marketing research
• A comparison of the income and expenditure patterns of metropolitan households in the RSA, 1985
• Aankoop en verbruik van vars groente en vrugte deur institusies in die RSA
• Crimes against the South African business sector
• Household expenditure in South Africa by area, population group, and product, 1993
• Household expenditure in the metropolitan areas of the RSA by population group, 1985
• Household expenditure in the National States and TBVC countries, 1985
• Income and expenditure patterns of black households in Venda, 1983
• Income and expenditure patterns of Black single households in selected metropolitan areas, 1985
• Income and expenditure patterns of households in Ciskei, 1981
• Income and expenditure patterns of households in Ciskei, 1987