APA (7th ed.) Citation

Urban Economics Conference (4th : London?) & Evans, A. W. Papers from the Urban Economics Conference, 12-15 July 1977. Centre for Environmental Studies.

Chicago Style (17th ed.) Citation

Urban Economics Conference (4th : London?) and Alan W. Evans. Papers from the Urban Economics Conference, 12-15 July 1977. London: Centre for Environmental Studies.

MLA (8th ed.) Citation

Urban Economics Conference (4th : London?) and Alan W. Evans. Papers from the Urban Economics Conference, 12-15 July 1977. Centre for Environmental Studies.