APA-referens (7:e uppl.)

Williams, H., Cox, I., Walker, D., North, B., Patel, V., Marshall, S., . . . Orchard, T. (2009). Characterization of inflammatory bowel disease with urinary metabolic profiling.

Chicago-referens (17:e uppl.)

Williams, H., et al. Characterization of Inflammatory Bowel Disease with Urinary Metabolic Profiling. 2009.

MLA-referens (9:e uppl.)

Williams, H., et al. Characterization of Inflammatory Bowel Disease with Urinary Metabolic Profiling. 2009.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.