P.III.437 


Documents Selected petroleum-Industry.Selected 
documents of Ehe International 
petroleum industry. /Mit Tab./ (Vol.2.) 
1968.-Vienna: OPEC, Organization of 
:se Petroleum Exporting Countries (1969) 
8 

o 

1. Nicht ersch. 
2. 1968. 399 s. 
jU,"l..,Q68 ~~