TY  - BOOK
AU  - Patterson,D.J.
AU  - Hedley S.
TI  - Free-living fresh water protozoa: a colour guide 
SN  - 0723416834
PY  - 1992///
CY  - London
PB  - Wolfe Publishing Co.
KW  - Protozoa
KW  - guide
N1  - Includes index and bibliography; Open access
ER  -