Hanssen, Maurice <br/><br/>
About the salt of life / 
Maurice Hanssen. 
 - London :  Thorsons Publ. Ltd. ,  1972. 
 - 64 p. 
 - About series .
<br/><br/><label>ISBN: </label>0-7225-0066-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture