TY  - BOOK
AU  - Edwards,C.A.
AU  - Bohlen,P.J.
TI  - Biology and ecology of earthworms / 
SN  - 0412561603
U1  - 592.64 
PY  - 1996///
CY  - London
PB  - Chapman & Hall, 
KW  - Animals
KW  - Helminthes
KW  - Animal ecology
N1  - Includes appendices , bibliographical refrences and index
ER  -