Chopra, S., & Taneja, A. (2010). Patent agent examination: A book for students and industry professionals (2nd ed.). Lexis Nexis.
Παραπομπή Chicago StyleChopra, Sheetal, και Akash Taneja. Patent Agent Examination: A Book for Students and Industry Professionals. 2nd ed. Nagpur: Lexis Nexis, 2010.
Παραπομπή MLAChopra, Sheetal, και Akash Taneja. Patent Agent Examination: A Book for Students and Industry Professionals. 2nd ed. Lexis Nexis, 2010.
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