Introduction to tropical Agriculture / 
Edited by Anthony Youdeowei ..[et.al] 
 - Harlow, England :  Longman ,  1986. 
 - vii,344 p.: 
<br/><br/><label>ISBN: </label>0582643902 
<br/><br/><label>LC Class. No.: </label>SB111  / .I57  1986