TY  - BOOK
AU  - Steward, Frederick Campion.,
TI  - Plants at work: A summary of plant physiology 
T2  - Addison-Wesley series in the principles of biology
AV  - QK711 S8
PY  - 1964///
CY  - Reading
PB  - Addison-wesley
KW  - Fisiología vegetal
ER  -