APA (7th ed.) Citation

Olafsdottir, L. B., Gudjonsson, H., Jonsdottir, H. H., Björnsson, E., & Thjodleifsson, B. Natural History of Irritable Bowel Syndrome in Women and Dysmenorrhea: A 10-Year Follow-Up Study. Wiley.

Chicago Style (17th ed.) Citation

Olafsdottir, Linda Bjork, Hallgrimur Gudjonsson, Heidur Hrund Jonsdottir, Einar Björnsson, and Bjarni Thjodleifsson. Natural History of Irritable Bowel Syndrome in Women and Dysmenorrhea: A 10-Year Follow-Up Study. Wiley.

MLA (9th ed.) Citation

Olafsdottir, Linda Bjork, et al. Natural History of Irritable Bowel Syndrome in Women and Dysmenorrhea: A 10-Year Follow-Up Study. Wiley.