Wortman, Sterling,  1923- <br/><br/>
To feed this world :  the challenge and the strategy / 
Sterling Wortman, Ralph W. Cummings, Jr. 
 - Baltimore :  Johns Hopkins University Press,  c1978. 
 - xiv, 440 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0801821371 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Civil Engineering <br/>Food supply--Developing countries.<br/>Agriculture--Developing countries.
<br/><br/><label>Dewey Class. No.: </label>641.3  / WOR-F 1965 7019