prepared by Piero Rebora with the assistance of Francis M. Guercio and Arthur L. Hayward
Cassell , Macmillan 1977 1st Macmillan ed
Cassell ed , Macmillan ed
所蔵館9館
Cassell 1972 7th ed., with rev. suppl
: hbk.
所蔵館63館