TY  - BOOK
AU  - Brady,John,1934-
AU  - 
TI  - Biological timekeeping
SN  - 0521233070
PY  - 1982///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Biological rhythms
KW  - Congresses
KW  - Photoperiodism
N1  - Includes bibliographies and index
ER  -