TY  - BOOK
AU  - G ERDTMAN
TI  - HAND BOOK OF PALYNOLOGY
U1  - GN581.1ER29H 
PY  - 1969///
CY  - NEW YORK
PB  - HAFNER PUB.
KW  - HAND BOOK OF PALYNOLOGY
N1  - METROPOLITAN DELHI
ER  -