American Bar Association. Section of Administrative Law and Regulatory Practice & Luneburg, W. V. (1998). The lobbying manual: A compliance guide for lawyers and lobbyists (2nd ed.). Section of Administrative Law and Regulatory Practice, American Bar Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAmerican Bar Association. Section of Administrative Law and Regulatory Practice और William V. Luneburg. The Lobbying Manual: A Compliance Guide for Lawyers and Lobbyists. 2nd ed. Chicago: Section of Administrative Law and Regulatory Practice, American Bar Association, 1998.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAmerican Bar Association. Section of Administrative Law and Regulatory Practice और William V. Luneburg. The Lobbying Manual: A Compliance Guide for Lawyers and Lobbyists. 2nd ed. Section of Administrative Law and Regulatory Practice, American Bar Association, 1998.