Gaya APA

Cheifetz, A, S., Feuerstein, J, D. (2018). Treatment of Inflammatory Bowel Disease with Biologics (1st ed. 2018). New york: Springer International Publishing.

Gaya MLA

Cheifetz, Adam, S.., Feuerstein, Joseph, D.. "Treatment of Inflammatory Bowel Disease with Biologics". 1st ed. 2018 New york: Springer International Publishing, 2018. Text.