231)		Shahnawaz, M., Dar, R.A., Jeelani, S.M., Zargar, T.B., Azhar, M.M., Ahmed, S., Ali, S., Chouhan, R., Sheikh, G., Gupta, P., Nautiyal, A.K., Sangale, M.K., Ade, A.B. (2021). Botany, Geographical Distribution, Phytochemistry and Phytopharmaceutical Potential of Rheum emodi Wall. ex Meisn.: An Overview. In D. Chauhan(Eds.), Phytopharmaceuticals: Potential Therapeutic Applications (pp.331-346). United States: John Wiley & Sons Inc.. ISBN: 9781119681915.
	232)		Choukade, G. (2021). Constructivism & Teacher Education. In R. Rani(Ed.), Innovative & Evolved Teacher Education in India (pp.14-19). Patiala, India: Twenty First Century Publications. ISBN: 9788195025855.
	233)		Roy, A. (2021). COVID-19: Medicine and Vaccine. In S. Tripathy, COVID-19 & YEAR 2020 (pp.75-90). Kolkata: Notion Press . ISBN: 9798885300780.
	234)		Mazire, P.H., Roy, A. (2021). Current Scenario of Anti-Leishmanial Drugs and Treatment. In M. I. Chaudhary (Eds.), Frontiers in Anti-Infective Drug Discovery (pp.156-186). Netherlands: Bentham Science Publishers. ISBN: 9781681088303.
	235)		Nath, B. B., Thorat, L. (2021). Demonstration of the hormonal control of metamorphosis using Drosophila as a model. In S.C. Lakhotia(Eds.), In: Experiments with Drosophila for Biology Courses (pp.165-168). Bengaluru, India: Indian Academy of Sciences. ISBN: 9788195066421.
	236)		Bansode, P. S., Gharpure, D.C. (2021). Design and Analysis of Circular Polarize Micro Strip Patch Antenna for X Band in Low Temperature Co-Fired Ceramic Technology (LTCC). In S. Mukherjee(Eds.), Computational Mathematics, Nanoelectronics, and Astrophysics (pp.49-63). Switzerland: Springer. ISBN: 9789811597084.
	237)		Borade, R., Gharpure, D., Anathakrishnan, S. (2021). Design and Implementation of Data Acquisition and Analysis System for SEAPS. In S. Mukherjee(Eds.), Computational Mathematics, Nanoelectronics, and Astrophysics (pp.65-72). Switzerland: Springer. ISBN: 9789811597084.
	238)		Gore, M. V. (2021). Digital Green Finance and Sustainable Development. In A. Aziz(Ed.), Digital Finance and Literacy in India. New Delhi: New Century Publications. ISBN: 9788177085266.
	239)		Annachhatre, M.P. (2021). Digital sale of farm produce. In A. Aziz(Ed.), Digital Finance and Literacy in India. New Delhi: New Century Publications. ISBN: 9788177085266.
	240)		Choukade, G. (2021). Education during COVID-19. In J. Bagul(Ed.), COVID-19: A Modern DEVIL (pp.139-141). Jaipur: YKing Books. ISBN: 9789387945982.