APA (7th ed.) Citation

Bullard, R. (1981). First steps in remote sensing. North East London Polytechnic, Department of Land Surveying.

Chicago Style (17th ed.) Citation

Bullard, R.K. First Steps in Remote Sensing. London: North East London Polytechnic, Department of Land Surveying, 1981.

MLA (9th ed.) Citation

Bullard, R.K. First Steps in Remote Sensing. North East London Polytechnic, Department of Land Surveying, 1981.