Van Ness, M. M., & Gurney, M. S. (1989). Handbook of gastrointestinal drug therapy. Little, Brown.
Cita Chicago Style (17a ed.)Van Ness, Michael M., y Michael S. Gurney. Handbook of Gastrointestinal Drug Therapy. Boston, MA: Little, Brown, 1989.
Cita MLA (9a ed.)Van Ness, Michael M., y Michael S. Gurney. Handbook of Gastrointestinal Drug Therapy. Little, Brown, 1989.
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