+$(SOURCE).en.xml: po/$(SOURCE).en.po $(SOURCE).xml
+ po4a --translate-only $(SOURCE).en.xml po4a.cfg
+$(SOURCE).en.pdf: $(SOURCE).en.xml Makefile data/pdf.xsl
+ dblatex $(DBLATEX_OPTS) $(SOURCE).en.xml -o $@
+$(SOURCE).en.epub: $(SOURCE).en.xml
+ dbtoepub $^
+$(SOURCE).en.html: $(SOURCE).xml
+ xsltproc --encoding UTF-8 \
+ --output $@ \
+ data/stylesheet-html.xsl \
+ $<
+