For works limited to one school, the heading is qualified by nationality and an additional subject entry is made under the name of the school, e.g. 1. College students' writings, American--Massachusetts--Cambridge. 2. Harvard University.
For works limited to one school, the heading is qualified by nationality and an additional subject entry is made under the name of the school, e.g. 1. High school students' writings, American--Massachusetts--Amherst. 2. Amherst Regional High School (Amherst, Mass.)