TY  - BOOK
AU  - Round F E ;  Crawford R M  &  Mann D G
TI  - Diatoms : Biology and Morphology of the Genera .-9780521714693
SN  - 9780521714693
U1  - I22-9557:12/P/B27542 
PY  - 2007///
PB  - Cambridge Univ Press, Cambridge
ER  -