یہ Book آپ کی زبان میں موجود نہیں ہے, میں دیکھنے: English (en),
یا گوگل کے ترجمہ کا استعمال کرتے:  

This book may no longer be available in print.

This booklet describes what a demonstration entails, how to get ready for the demonstration, and how to conducting your demonstration.

Extension Service, US Dept. of Agriculture

14 pages, illustrated, photos

Publication Details

  • Published: 1974
  • Publisher: U.S. Dept. of Agriculture, Extension Service in cooperation with U.S. AID
  • Dewey Decimal: 371.1
  • ECHO Library: 371.1 USD