ဤအရာ Book သင်၏ဘာသာစကားတွင်မရှိပါ။, တွင်..ကြည့်ပါ။: English (en),
သို့မဟုတ် ဂူဂယ်ဘာသာပြန်ကိုအသုံးပြုပါ။:  

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
  • ECHO အာရှစာကြည့်တိုက်: SB.020

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