TY  - SER
AU  -  Fitch, Kenneth Leonard, 
TI  -  Geographic Variation in Red-backed Mice (Genus Clethrionomys) of the Southern Rocky Mountain Region 
AV  - QH 
PY  - 2010///
PB  -  Project Gutenberg, 
KW  -  Animals -- Variation
KW  -  Mice
N1  -  Public domain in the USA;  Text
UR  -  http://www.gutenberg.org/ebooks/32679
ER  -