Παραπομπή σε μορφή APA (7η εκδ.)

Lindberg, E. (1992). Crohn's disease: Studies on epidemiology, twins, aetiological factors and clinical course with special reference to smoking.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Lindberg, Eva. Crohn's Disease: Studies on Epidemiology, Twins, Aetiological Factors and Clinical Course with Special Reference to Smoking. 1992.

Παραπομπή σε μορφή MLA (8th εκδ.)

Lindberg, Eva. Crohn's Disease: Studies on Epidemiology, Twins, Aetiological Factors and Clinical Course with Special Reference to Smoking. 1992.