Michael, D. N. (1968). The Unprepared society: Planning for a precarious future. New York: Harpers Colophon Books.
シカゴスタイル引用形Michael, Donald N. The Unprepared Society: Planning for a Precarious Future. New York: Harpers Colophon Books, 1968.
MLA引用形式Michael, Donald N. The Unprepared Society: Planning for a Precarious Future. New York: Harpers Colophon Books, 1968.
警告: この引用は必ずしも正確ではありません.