Hawkins. (1971). macmillan studies in Economics capital investment appraisal. Macmillan.
Čikaški stil citiranja (17. izdanje)Hawkins. Macmillan Studies in Economics Capital Investment Appraisal. London: Macmillan, 1971.
MLA način citiranja (9. izdanje)Hawkins. Macmillan Studies in Economics Capital Investment Appraisal. Macmillan, 1971.
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