卫斯, 李海峰, 彭淑军, & 冯玉秀. (2021). 咨询顾问的商业思维: Million dollar consulting the professional's guide to growing a practice. 清华大学出版社.
Lua i Stíl Chicago (17ú heag.)卫斯, 李海峰, 彭淑军, agus 冯玉秀. 咨询顾问的商业思维: Million Dollar Consulting the Professional's Guide to Growing a Practice. 清华大学出版社, 2021.
Lua MLA (8ú heag.)卫斯, et al. 咨询顾问的商业思维: Million Dollar Consulting the Professional's Guide to Growing a Practice. 清华大学出版社, 2021.
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