Columbia subject headings:
Biblioteca apostolica vaticana. Manuscript.
Books--Reviews--Periodicals.
Harvard subject headings:
Biblioteca apostolica vaticana--Manuscripts.
Books--Reviews--Periodicals
Princeton subject headings:
Biblioteca apostolica vaticana--Manuscripts--Periodicals.
Biblioteca apostolica vaticana--Periodicals.
Books--Reviews--Periodicals.
Periodicals.
Reviews.