* {{cite book | last=Ripley | first=John | title=Julius Caesar on Stage in England and America, 1599-1973 | publisher=Cambridge University Press | publication-place=Cambridge London New York | date=1980-02-21 | isbn=0-521-22781-X}}
<ref name="k625">{{cite book | last=Ripley | first=John | title=Julius Caesar on Stage in England and America, 1599-1973 | publisher=Cambridge University Press | publication-place=Cambridge London New York | date=1980-02-21 | isbn=0-521-22781-X | page=}}</ref>