APA način citiranja

Preston, D. M., & Lennard-Jones, J. E. (1986). Severe chronic constipation of young women: 'idiopathic slow transit constipation'.

Čikaški stil citiranja

Preston, D M., i J E. Lennard-Jones. Severe Chronic Constipation of Young Women: 'idiopathic Slow Transit Constipation'. 1986.

MLA način citiranja

Preston, D M., i J E. Lennard-Jones. Severe Chronic Constipation of Young Women: 'idiopathic Slow Transit Constipation'. 1986.