American library association. Board of education for librarianship. (1942). Certification of librarians: A geographic summary . [Chicago]: Board of education for librarianship of the American library association.
Chicago Style CitationAmerican library association. Board of education for librarianship. Certification of Librarians: A Geographic Summary . [Chicago]: Board of education for librarianship of the American library association, 1942.
MLA CitationAmerican library association. Board of education for librarianship. Certification of Librarians: A Geographic Summary . [Chicago]: Board of education for librarianship of the American library association, 1942.
Warning: These citations may not always be 100% accurate.