ISI. (1984). IS: PURCHASERS DATA SHEET FOR COOLING TOWERS FOR PROCESS INDUSTRY IS : 8667-1977. ISI.
Čikaški stil citiranja (17. izdanje)ISI. IS: PURCHASERS DATA SHEET FOR COOLING TOWERS FOR PROCESS INDUSTRY IS : 8667-1977. NEW DELHI: ISI, 1984.
MLA način citiranja (9. izdanje)ISI. IS: PURCHASERS DATA SHEET FOR COOLING TOWERS FOR PROCESS INDUSTRY IS : 8667-1977. ISI, 1984.
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