The New Shorter Oxford English Dictionary (1993, p66) defines ‘amercement’ as …
The New Shorter Oxford English Dictionary 1993, 4th edn, Oxford University Press, Oxford.
If no author or editor is identified in an encyclopedia/dictionary, the necessary information is given in the text and an entry in the reference list is optional.
With Author/Editor (Online)
Example of in-text reference
Example of entry in reference list
A weblog is … (Ince 2001).
Ince, D (ed.) 2001, A Dictionary of the Internet, accessed 29/11/2006, Oxford Reference Online database.
With Author/Editor (Print)
Example of in-text reference
Example of entry in reference list
A bureaucracy is … (Bendix 1968).
Bendix, R 1968, ‘Bureaucracy’, in International Encyclopedia of the Social Sciences, vol.2, pp206-217.