TY  - BOOK
AU  - Karl Esser
TI  - Cryptogams : Cyanobacteria , algae , fungi, lichens
SN  - 0-521-23621-5
U1  - 586 
PY  - 1982///
CY  - Cambridge
PB  - Cambridge University Press
N1  - Karl Esser: Cryptogams : Cyanobacteria , algae , fungi, lichens.  Cambridge.  Cambridge University Press, 1982. 0-521-23621-5--(586ESS)
ER  -