Black Theater: A 20th Century Collection of the Work of Its Best Playwrights by 
Multicultural Theatre II: Contemporary Hispanic, Asian, and African-American Plays by 
Contemporary Plays by Women of Color: An Anthology by 
Who's Who in Contemporary World Theatre by (click on image to enlarge)
In theatre, we often use the term "multicultural" to describe authors who are non-white or who have non-European heritage.