Clubley, S. (1998). Trading in Oil Futures and Options (Second Edition). ELSEVIER.
Čikaški stil citiranja (17. izdanje)Clubley, Sally. Trading in Oil Futures and Options (Second Edition). ELSEVIER, 1998.
MLA način citiranja (8. izdanje)Clubley, Sally. Trading in Oil Futures and Options (Second Edition). ELSEVIER, 1998.
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