TY  - BOOK
AU  - Simpson,George Gaylord
TI  - Penguins: past and present, here and there 
SN  - 0300019696
PY  - 1976///
CY  - New Haven, Conn.
PB  - Yale University Press
KW  - Penguins
N1  - Bibl.: p.143-145. - Index
ER  -