TY  - BOOK
AU  - Wolken,Jerome J.
TI  - Invertebrate photoreceptors: a comparative analysis 
PY  - 1971///
CY  - New York
PB  - Academic Press
KW  - Invertebrates
KW  - Physiology
KW  - Photoreceptors
N1  - Photocopy; Includes bibliograhical references and indexes
ER  -