TY  - BOOK
AU  - Frey-Wyssling,A.
TI  - Submicroscopic morphology of protoplasm.2nd ed
U1  - 581.8 
PY  - 1953///
CY  - N.Y.
PB  - Elsevier Pub.Co.
KW  - Botany
KW  - Protoplasm
ER  -