Found in articles
Educational TV: Who Should Pay? Rational Debate Seminars, American Enterprise Institute (1968) (with Edward W. Barrett). Also in Educational Broadcasting
Russian Offensive Campaign Assessment”. Critical Threats Project. American Enterprise Institute (2022年2月24日). 2022年2月25日時点のオリジナルよりアーカイブ。2022年3月1日閲覧。 ^ a b c
and Safety Regulation: A Statement of Principles, with , (American Enterprise Institute for Public Policy Research, 1996). Selected Readings in Economic
サステナビリティ・リーダーシップ研究所（Cambridge Institute for Sustainability Leadership） Principal non-school institutions Cambridge Enterprise Cambridge University Library
Ranney, A., eds. 1981. Democracy at the polls. Washington, D.C.: American Enterprise Institute. Crewe, I. and Harrop, M., eds. 1989. Political communication: