Public health :
Public health : Bayer environmental science journal.
- Munich, Germany : Bayer Environmental Science, 1988? -
- v.
No. 18, 2006 on cover: Insecticide resistance. [Africana].
RA 1 / .P83
No. 18, 2006 on cover: Insecticide resistance. [Africana].
RA 1 / .P83
