TY  - BOOK
AU  - Carefoot,Thomas H.
TI  - Pacific seashores: a guide to interdidal ecology 
SN  - 0-295-95522-8
AV  - QH95.3 C37
PY  - 1974///
CY  - Seattle, Wash.
PB  - University of Wasington
N1  - Incluye bibliografia
ER  -