The Lonesome Death of Hattie Carroll is a song written by Bob Dylan and it's about racism.
The Feminine Mystique is a book by Betty Friedan and it's about Feminism.
Poem is a poem by Muriel Rukeyser and it's about the Civil War in Spain.
Mirror is a poem by Sylvia Plath and it's about depression.
So, the answer is:
"Poem"
