Muhammed, A. Webster, B. Valverde, C. Fletcher, A.
The national agricultural research system of Pakistan The impact of research on national agricultural development - The Hague (Países Bajos) ISNAR 1987 - p. 183-192
Ilus. Dat. num. Gráf.
The national agricultural research system of Pakistan The impact of research on national agricultural development - The Hague (Países Bajos) ISNAR 1987 - p. 183-192
Ilus. Dat. num. Gráf.