Marris, Robin. <br/><br/>
Economic arithmatic / 
Robin Marris 
 - London :  Macmillan ,  1958 
 - xvii, 349p.  ill.;  25 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics
<br/><br/><label>Dewey Class. No.: </label>311/MAR