Ritson, Christopher. <br/><br/>
Agricultural economics :  principles and policy / 
Christopher Ritson. 
 - London :  Crosby Lockwood Staples,  1977. 
 - xiii, 409 p. :  ill. ; 
<br/><br/><label>ISBN: </label>0258969385 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Economic aspects.<br/>Agriculture and state.
<br/><br/><label>LC Class. No.: </label>HD1411  / .R48 1977b