DIRECTORY 300,414 Directory of International Opportunities : American Society of Tropical Medicine and Hygiene : 2 ed. / coordinators Kathryn S. Autajan, Robert Goldsmith. - [Lawrence : American Society Tropical Medicine and Hygiene], 1994. - 35 s. ; 25 cm (The American Journal of Tropical Medicine and Hygiene, ISSN 0002-9637 ; vol.5l, nr 5, suppl.)