TY  - BOOK
T1  - Aerial photographs : Their use and interpretation
T2  - Harper's Geoscience
A1  - Eardley, A. J.
PP  - New York
PB  - Harper and Brothers Publishers
YR  - 1942
UL  - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dun.135420
OP  - 203
ER  -