Question: What percentage of books which people objected to were removed or restricted?
Answer: [English department chairs in Arizona] “…reported that about 25 percent of objections to books resulted in removal or restrictions of the books.” DD Melichar. 1988. P. 222.
Comment: That’s a higher “success” rate than I would have expected. RayS.
Title: “Annotated Bibliography of Research in the Teaching of English.” Ed. JD Marshall and RK Durst. Research in the Teaching of English (May 1989), 208-222.