Penulis: Richard D. Heffner

Richard D. Heffner & Elie Wiesel: Conversations with Elie Wiesel

Alexander B. Heffner & Richard D. Heffner: Documentary History of the United States (Revised and Updated)

Alexis de Tocqueville: Democracy in America

Alexander B. Heffner & Richard D. Heffner: Documentary History of the United States (11th Edition)