Etienne Gilbertsd <br/><br/>
Progres agricole et maitrise de I   eaa le cas du P    

 - Paris  Presses Universitaires de France         1967 
 - 187p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural  Industry
<br/><br/><label>Dewey Class. No.: </label>X9(J).44Q7.N6, 122K7