Johnston, Daniel. <br/><br/>
International petroleum fiscal systems and production sharing contracts / 
Daniel Johnston. 
 - Tulsa, Okla. :   PennWell Books,   1994. 
 - ix, 325 pages :   illustrations ;   24 cm. 
<br/><br/>Includes bibliographical references (p. 288-292) and index. 
<br/><br/><label>ISBN: </label>9780878144266 0878144269 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Oil and gas leases.<br/>Petroleum industry and trade--Finance.<br/>Petroleum--Taxation--Law and legislation.<br/>Petroleum--Taxation.