Não informado. (1953). The Assistant Librarian. Association of Assistant Librarian.
Chicagoスタイル(17版)引用形式Não informado. The Assistant Librarian. Solihull, Inglaterra: Association of Assistant Librarian, 1953.
MLA(8版)引用形式Não informado. The Assistant Librarian. Association of Assistant Librarian, 1953.
警告: この引用は必ずしも正確ではありません.