Berry, T. (1998). Hurdle: The book on business planning :how to develop and implement a successful business plan. Palo Alto Software.
Čikaški stil citiranja (17. izdanje)Berry, Timothy. Hurdle: The Book on Business Planning :how to Develop and Implement a Successful Business Plan. Eugene, OR: Palo Alto Software, 1998.
MLA način citiranja (9. izdanje)Berry, Timothy. Hurdle: The Book on Business Planning :how to Develop and Implement a Successful Business Plan. Palo Alto Software, 1998.
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