Schoolbooks -- See Textbooks Here are entered general works on textbooks. Individual textbooks are entered under the heading for the particular branch of study without further subdivision. Works about textbooks in a particular branch of study are entered under the heading for the branch of study with the subdivision Textbooks. --subdivision Textbooks for adults, [children, etc.] under headings for religious education of individual religions, e.g. Christian education--Textbooks for adults, [children, etc.]; and subdivision Textbooks for foreign speakers under individual languages, e.g. English language--Textbooks for foreign speakers