1. Ministry of Planning, Third Development Plan 1980–1985 p. 56; Ministry of Urban and Rural Affairs. Al-Baladiyat, No. 16, p. 59.
2. Al-Ankary, K.; El-S. El-Bushra, “Urban Growth and Urbanization in Saudi Arabia”, in K. Al-Ankary and El-S. El-Bushra (eds), Urban and Rural Profiles in Saudi Arabia. Borntraeger, Berlin-Stuttgart 1989.
3. Central Department of Statistics, Primary Results of Population Censuses 1993 for Places of 2400 Inhabitants and over.
4. Small towns definitions vary from one country to another. This study defines small towns as the places with a population of 20,000 persons and less and containing a municipality which distinguishes them from villages according to official definition.
5. Central Department of Statistics, 1974 Population Censuses.