TY  - BOOK
AU  - Kilford,W.K.(William Kenneth)
TI  - Elementary air survey
SN  - 0273010786
PY  - 1979///
CY  - London
PB  - Pitman Pub.
KW  - Aerial photogrammetry
N1  - With answers to selected problems; Bibl. : p.321-332. - Index
ER  -