TY  - BOOK
AU  - Smith,Robert Leo
AU  - Smith,T.M.Thomas Michael
TI  - Ecología
SN  - 8478290400
U1  - 577 1
PY  - 2001///
CY  - Madrid
PB  - Addison Wesley
KW  - Ecology
N1  - Includes bibliography : [591] - 605 and index
ER  -