1. “Zhonggue Nongye Nianjian.”;Agricultural Almanac of China (AAC),1980
2. “Introduction to Soil Microbiology,”;Alexander,1977
3. Water;Ambroggi;Sci. Am.,1980
4. “Erosion and Sediment Pollution Control.”;Beasley,1972
5. Shared natural resources: future conflicts or peaceful development?;Biswas,1983