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Phytoplankton pigments in oceanography : guidelines to modern methods / edited by S.W. Jeffrey, R.F.C. Mantoura, and S.W. Wright.
- 579.8177 P5789
- UNESCO Pub.,
- 1997.
- Paris :
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UNESCO and a culture of peace : promoting a global movement.
- 327.172 U111 1997
- UNESCO Pub.,
- 1997.
- Paris :
-
Limnology and hydrology of Lakes Tanganyika and Malawi / Ruud C.M. Crul.
- 551.480967828 C9559
- Crul, R. C. M.
- UNESCO Pub.,
- 1997.
- Paris :