@book{4905,
	author = {Bloch, Joshua},
	title = {Java puzzlers},
	publisher = {Pearson Education Publisher},
	year = {2009},
	address = {New Dehli},
	url = {https://libgen.is/book/index.php?md5=D762BC0094E5FAFE9B32C69C7382021B}
}