Roy, B., & Gagan , M. (2017). Trueman's UGC-CSIR NET for JRF/Lectureship: Chemical sciences. Danika Publishing Company.
Chicago Stili AlıntıRoy, B., ve M. Gagan. Trueman's UGC-CSIR NET for JRF/Lectureship: Chemical Sciences. New Delhi: Danika Publishing Company, 2017.
MLA AlıntıRoy, B., ve M. Gagan. Trueman's UGC-CSIR NET for JRF/Lectureship: Chemical Sciences. Danika Publishing Company, 2017.
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