Vaccination certificate requirements for international travel and health advice to travellers: Situation as on 1 January 1983
World Health Organization
Vaccination certificate requirements for international travel and health advice to travellers: Situation as on 1 January 1983 - Geneva 1983 - 70p. p.
Vaccination certificate
615.37202491 / WHO
Vaccination certificate requirements for international travel and health advice to travellers: Situation as on 1 January 1983 - Geneva 1983 - 70p. p.
Vaccination certificate
615.37202491 / WHO