Schuh, G. Edward.

Costs and benefits of agricultural research : the state of the ar ts / G. Edward Schuh, HeliTollini. - Washington, D.C. : World Bank , 1979. - iv, 70 p. : tables, figures ; 28 cm. - World Bank staff working papers ; no. 360. .

0821392697


Agriculture --Research------
Agriculture --Economic aspects.------