TY  - BOOK
AU  - Willis, J. C.
TI  - Age and area: a study in geographical distribution and origin of species 
SN  - SSCE349
U1  - 578.09 W6793 Ag 
PY  - 1970///
CY  - Vaals Postbus
PB  - Asher
KW  - Biogeography
N1  - Reprint of the Cambridge, 1922 ed
ER  -