Cita APA (7a ed.)

Armstrong, C. J. (1993). World databases in medicine. Bowker-Saur.

Cita Chicago Style (17a ed.)

Armstrong, C. J. World Databases in Medicine. London [etc.]: Bowker-Saur, 1993.

Cita MLA (9a ed.)

Armstrong, C. J. World Databases in Medicine. Bowker-Saur, 1993.