International travel and health : vaccination requirements and health advice : situation as on 1 January 1989
Card's contents:546,282 INTERNATIONAL International travel and health : vaccination requirements and health advice : situation as on 1 January 1989 / World Health Organization. - Geneva : WHO, 1989. - 87, [1] s. w tym 1 złoż. : mapy ; 21 cm ISBN 92-4-158014-3 ISSN 0254-296-X