Directory of research and development activities in the United Kingdom in land survey and related fields / 
compiled and edited by I. J. Dowman. 
 - 3rd ed. 
 - London :  Surveyors Publications,  1982. 
 - 65 p. :  21 cm. 
<br/><br/> Sponsored by : The Photogrammetric Society and The Royal Institution of Chartered Surveyors 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Surveying--Research--Directories.--Great Britain