Roemer, M. I. (1981). Ambulatory health services in America: Past, present, and future. Aspen Systems.
Chicago-referens (17:e uppl.)Roemer, Milton Irwin. Ambulatory Health Services in America: Past, Present, and Future. Rockville, MD: Aspen Systems, 1981.
MLA-referens (9:e uppl.)Roemer, Milton Irwin. Ambulatory Health Services in America: Past, Present, and Future. Aspen Systems, 1981.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.