Exxon Chemical Pakistan Ltd. (1990). Annual report ... Exxon Chemical Pakistan Ltd..
Čikaški stil citiranja (17. izdanje)Exxon Chemical Pakistan Ltd. Annual Report ... Karachi: Exxon Chemical Pakistan Ltd., 1990.
MLA način citiranja (8. izdanje)Exxon Chemical Pakistan Ltd. Annual Report ... Exxon Chemical Pakistan Ltd., 1990.
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