1. Statistical Abstract of the United States, 76th ed., US Bur. of the Census, Washington DC, 1955
2. Statistical Abstract of the United States, 110th ed., US Bur. of the Census, Washington DC, 1990
3. Watt, J. R. Evaporative Air Conditioning Handbook, Second Edition, NY Chapman & Hall, 1986
4. Fardeheb, Fewzi “Examination and Classification of Passive Solar Cooling Strategies in Middle Eastern Vernacular Architecture,” Passive Solar J., 4:377–417, 1987
5. Sodha, M. S., S. Ashutosh, A. Kumar and A. Sharma “Thermal Performance of an Evaporatively Cooled Multi-Storey Building,” Building and Environment, 21:71–79, 1986