TY  - BOOK
AU  - Piper, J.D.A.  .
TI  - Palaeomagnetism and the continental crust / 
SN  - 0-470-20743-4
U1  - H6OaC7 
PY  - 1987///
CY  - New York : 
PB  - Halsted Press , 
KW  - Geology
ER  -