000 | 00486nam a22001457a 4500 | ||
---|---|---|---|
008 | 230419b |||||||| |||| 00| 0 eng d | ||
040 |
_aNational Science Library _cNational Science Library |
||
080 |
_a615.371:910.4(100) _bL7 |
||
245 |
_aVaccination certificate requirements for international travel _c/ World Health Organization |
||
260 |
_aGeneva: _bWorld Health Organization, _c1979 |
||
300 | _a59p. | ||
650 | _2Economics | ||
653 | _aEnvironment | ||
942 |
_2udc _cREF |
||
999 |
_c56455 _d56455 |