TY  - BOOK
AU  - Barbour,Michael G.
AU  - Burk,Jack H.
AU  - Pitts,Wanna D.
TI  - Terrestrial plant ecology
SN  - 0805305416
U1  - 581.5264 
PY  - 1987///
CY  - Menlo Park, CA
PB  - Benjamin Cummings, 
KW  - BOTANICA
KW  - NORTEAMERICA
KW  - ECOLOGIA
UR  - https://www.cicy.mx/sitios/sib/doctoelectronico/187.pdf
ER  -