"FAO Fertilizer Yearbook, 1978." 

 - Rome  Fodd & Agriculture organization of the UN   1979 
 - "xix, 115p."  cm. 
 - FAO Statistics series; mp.23 .
<br/><br/><label>Standard No.: </label>169345 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>"X9(J):24n. 1N45 - N78, L8/UN"