@book{4154,
	author = {Baumol william J.},
	title = {Economics},
	publisher = {Thomson Publishing Company},
	year = {2001},
	address = {United States of America},
	edition = {9th},
	url = {https://libgen.rs/book/index.php?md5=B26BAAD06E006E74923C977038C1037A}
}