ロバート・シュルジンガー
Present Tense: the United States since 1945, with Virginia Scharff and Michael Schaller , (Houghton Mifflin, 1992, 2nd ed., 1996, 3rd ed., 2004).
Coming of Age: America in the Twentieth Century, with Virginia Scharff and Michael Schaller, (Houghton Mifflin, 1998).