What has the author D D Butler written?

Answer 1

D. Butler has written:

'A sermon occasionally preach'd on the funeral of Sir Cloudesly Shovel'

'Integration and coordination of public transport prior to the 1980 Transport Act'

'Should we build systems to fit people or people to fit systems?'

'John Wesley and George Whitefield in Scotland' -- subject(s): History, Methodist Church, Methodists

Answer 2

D. D. Butler has written:

'Event-chain flow charting in AUTOSATE' -- subject(s): Flow charts, AUTOSATE