TY  - BOOK
AU  - Quilter, Jeffrey
TI  - Cobble circles and standing stones: Archaeology at the rivas site, costa rica 
SN  - 0877458766
AV  - F1545.1  .S35Q55  2004 
PY  - 2004///
CY  - Toronto
PB  - University of lawa press
KW  - Circles
N1  - Includes bibliographical references index
ER  -