TY  - BOOK
AU  - Babcock, Loren E.,
TI  - Interpretation of biological and environmental changes across the Neoproterozoic-Cambrian boundary
SN  - 9780444520654(hbk)
U1  - 560.45 
PY  - 2005///
CY  - Oxford
PB  - Elsevier
ER  -