The philippines recommends for soil conservation 1977 / 
Philippine Council for Agriculture and Resources Research and Development. 
 - 1st ed. 
 - Philippine :  Philippine Council for Agriculture and Resources Research and Development ;  1977 
 - 32p. :  ill. ;  27 cm. 
<br/><br/><label>ISBN: </label>X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer fundamentals.
<br/><br/><label>Dewey Class. No.: </label>005  / PHI