Backus, K. (1990). Medical and health information directory: A guide to more than 46,000 associations, agencies, companies, institutions, research centers, hospitals, clinics, treatment centers, educational programs, publications, audiovisuals, data banks, libraries, and information services in clinical medicine, basic bio-medical sciences, and the technological and socio-economic aspects of health care (5th ed.). Gale Research Co..
Chicago Style (17th ed.) CitationBackus, Karen. Medical and Health Information Directory: A Guide to More than 46,000 Associations, Agencies, Companies, Institutions, Research Centers, Hospitals, Clinics, Treatment Centers, Educational Programs, Publications, Audiovisuals, Data Banks, Libraries, and Information Services in Clinical Medicine, Basic Bio-medical Sciences, and the Technological and Socio-economic Aspects of Health Care. 5th ed. Detroit, Mich.: Gale Research Co., 1990.
MLA (9th ed.) CitationBackus, Karen. Medical and Health Information Directory: A Guide to More than 46,000 Associations, Agencies, Companies, Institutions, Research Centers, Hospitals, Clinics, Treatment Centers, Educational Programs, Publications, Audiovisuals, Data Banks, Libraries, and Information Services in Clinical Medicine, Basic Bio-medical Sciences, and the Technological and Socio-economic Aspects of Health Care. 5th ed. Gale Research Co., 1990.