@book{20435,
	title = {Climatic constraints and human activities =},
	publisher = {Pergamon Press,},
	year = {1980.},
	series = {IIASA Proceedings Series ;},
	address = {Oxford :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=20435}
}