Aspects of the Drama: A Handbook
The Cambridge Guide to World Theatre
The Concise Encyclopedia of Modern Drama
A Dictionary of Theatrical Terms
McGraw-Hill Encyclopedia of World drama : An International Reference Work in 5 Volumes
The Oxford Companion to the Theatre
Theatre Language: A Dictionary of Terms in English of the Drama and Stage from Medieval to Modern Times
Encyclopaedia of the Musical Theatre
The World Encyclopedia of Contemporary Theatre
The Columbia Encyclopedia of Modern Drama