TY  - BOOK
AU  - Sharma, O P
TI  - Textbook of Algae
U1  - 589.3 
PY  - 1992///
CY  - New Delhi
PB  - TMH
KW  - Spirogyra
KW  - Microbiology
KW  - Microorganisms
KW  - Chlorophyceae
KW  - Nostoc
ER  -