In the entry for the full work the cross-reference to the extract should give the title of the extract if it is different from that of the full work. To provide cross-references in the case of translations. Here the picture is a little more complicated. As with reprints, each translation should have its own separate entry, with the Other Relevant Information field giving some detail of the original. And so on, through all the relevant languages.
Names are to be arranged in English alphabetical order, with a separate paragraph for each.