នេះ Book មិន​មាន​ក្នុង​ភាសា​របស់​អ្នក, មើល​ក្នុង: English (en),
ឬ​ប្រើ​កម្មវិធី​បកប្រែ Google:  

Erosion and pollution problems exist in every country, and each country has its own approach to managing and conserving soil and water.  Soil and waqter conservation is everybody's business.

Publication Details

  • Published: 1980
  • Publisher: Prentice-Hall
  • ISBN-10: 0138221553
  • Dewey Decimal: 333.72
  • ECHO Library: 333.72 TRO
  • បណ្ណាល័យ ECHO Asia: SB.020

Purchase