Petroleum law guide 1984 :  a guide to sources for directors, managers, planners and designers / 
W.P. Winston 
 - London :  Applied Science,  1983 
 - 108 p. ; 23 cm 
<br/><br/><label>ISBN: </label>0853342318 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Law--United Kingdom--Guides