TY  - BOOK
AU  - Pietra, Francesco
TI  - A Secret world: natural products of marine world
SN  - 3746323469
U1  - 577.715 21st ed.
PY  - 1990///
CY  - Basel
PB  - Birkhauser Verlag
KW  - Aquatic organisms
KW  - Biological production
ER  -