In any discussion of burial space, it is helpful to be careful with definitions. See:
For further background reading we have compiled a select bibliography on cemeteries and cemetery research.
Julie Rugg's PhD thesis, 'The emergence of cemetery companies in Britain, 1819-1853' is now available Rugg thesis (PDF , 17,394kb)
Our Frequently Asked Questions will help you understand cemeteries, burials, the difference between cemeteries and churchyards, and grave re-use.