L.K. Jha 
Manual of Forestry Extension Education 
 - New Delhi  APH Publishing Corporation  2008 
 - 386p 
L.K. Jha & P.K. Sen-Sarma: Manual of Forestry Extension Education.  New Delhi.  APH Publishing Corporation, 2008. 81-313-0336-8 Rs. 900.00--(634.9JHA)   
ENGLISH 
81-313-0336-8 
634.9  / JHA