000
00288nam a2200097Ia 4500
100
_a
Stoermer E F & Smol J P
245
_a
Diatoms : Applications For The Environmental And Earth Sciences
260
_b
Cambridge Univ Press, U K
082
_a
I22.9557:12/N99/B23820
300
_a
pp 469; 25*17
999
_c
11974
_d
11974