@book {bratko_prolog:_1990,
	title = {{PROLOG}: {Programming} for {Artificial} {Intelligence}},
	year = {1990},
	note = {n/a},
	publisher = {Addison Wesley},
	organization = {Addison Wesley},
	edition = {2nd},
	address = {Wokingham},
	abstract = {n/a},
	author = {Bratko, Ivan}
}
