TY  - BOOK
AU  - O'Kon,James A.
TI  - The lost secrets of maya technology
SN  - 9781606132074
PY  - 2012///
CY  - New Jersey
PB  - New page books
KW  - Maya astronomy
KW  - Mayas
KW  - science
KW  - Mathematics
KW  - civilization
KW  - Tehnological innovations
KW  - History
KW  - To 1500
N1  - Includes bibliography and index
ER  -