@book{5227,
	author = {Bratko, Ivan},
	title = {Prolog Programming for Artificial Intelligence},
	publisher = {Pearson Education Publisher},
	year = {2007},
	address = {Lahore},
	url = {https://libgen.is/book/index.php?md5=05C9EB5C78E890F4ECBFD4FA48A12968}
}