Lewington, Anna.
Medicinal plants and plant extracts : a review of their importation into Europe / Anna Lewington. - Cambridge, UK : TRAFFIC International, 1993. - vi, 37 p. : ill. - Species in danger. .
TRAFFIC International.
0947613994
Medicinal plants conservation.
Medicinal plants transportation.
Medicinal plants and plant extracts : a review of their importation into Europe / Anna Lewington. - Cambridge, UK : TRAFFIC International, 1993. - vi, 37 p. : ill. - Species in danger. .
TRAFFIC International.
0947613994
Medicinal plants conservation.
Medicinal plants transportation.