Sears, G. M. (1982). First steps in photogrammetry. North East London Polytechnic, Department of Land Surveying.
Chicago-Zitierstil (17. Ausg.)Sears, G. M. First Steps in Photogrammetry. London: North East London Polytechnic, Department of Land Surveying, 1982.
MLA-Zitierstil (9. Ausg.)Sears, G. M. First Steps in Photogrammetry. North East London Polytechnic, Department of Land Surveying, 1982.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.