陈劲. (2017). 产品经理认证(NPDP)知识体系指南: New product development professional certification body of knowledge. 电子工业出版社.
Čikaški stil citiranja (17. izdanje)陈劲. 产品经理认证(NPDP)知识体系指南: New Product Development Professional Certification Body of Knowledge. 电子工业出版社, 2017.
MLA način citiranja (8. izdanje)陈劲. 产品经理认证(NPDP)知识体系指南: New Product Development Professional Certification Body of Knowledge. 电子工业出版社, 2017.
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