TY  - BOOK
AU  - Wiseman,Frederick Matthew
TI  - Agricultural and historical ecology of The Lake Region of Peten, Guatemala
U1  - 304.2097281 
PY  - 1978///
CY  - Arizona, 
KW  - AGRICULTURA
KW  - ASPECTOS AMBIENTALES
KW  - BOTANICA ECONOMICA
KW  - POLEN
KW  - INVESTIGACIONES
N1  - Tesis dirigida por el Dr. Paul S. Martin; Tesis (Doctor of Philosophy) .-- University of Arizona. Department of Geosciences, 1978
UR  - https://www.cicy.mx/sitios/sib/doctoelectronico/2758.pdf
ER  -