Hoffman, F. W. (1989). Intellectual freedom and censorship: An annotated bibliography. Scarecrow Press.
Chicagoスタイル(17版)引用形式Hoffman, Frank W. Intellectual Freedom and Censorship: An Annotated Bibliography. Metuchen, N. J: Scarecrow Press, 1989.
MLA(9版)引用形式Hoffman, Frank W. Intellectual Freedom and Censorship: An Annotated Bibliography. Scarecrow Press, 1989.
警告: この引用は必ずしも正確ではありません.