@book{50275,
	author = {Naskar, V. David Chella and Sathaiah, M.  },
	title = {Concepts and methods in agricultural economics/ by V. David Chella Baskar, M. Sathaiah and Raman},
	publisher = {International Books and Periodicals Supply Services;},
	year = {2021.},
	address = {New Delhi:}
}