TY  - BOOK
AU  - Arnold, Chester A
TI  - Introduction to Paleobotony
U1  - 561 
PY  - 1947///
CY  - Newyork
PB  - Mcgraw-Hill
KW  - general stack
KW  - science
KW  - natural science and mathematics
KW  - paleontology;paleozoologyBotany
ER  -