Sullivan, Robert E.  1917- <br/><br/>
Conservation of oil and gas in North Dakota,  a legal history 1948-1958. 

 - Grand Forks,  1960. 
 - 12 p.  23 cm. 
<br/><br/> "Excerpts from a book [with same title, published 1959] prepared at the direction of the Mineral and Natural Resources Law Section of the American Bar Association." 
<br/><br/>Bibliographical footnotes. 
<br/><br/><label>LCCN: </label>gs 60000231  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petroleum law and legislation--North Dakota.<br/>Natural gas--Law and legislation--North Dakota.
<br/><br/><label>LC Class. No.: </label>KFN8858.A1  / S8