Gaya APA

Bardan, E., Shaker, R. (2018). Gastrointestinal Motility Disorders (1st ed. 2018). New york: Springer International Publishing.

Gaya MLA

Bardan, Eytan., Shaker, Reza. "Gastrointestinal Motility Disorders". 1st ed. 2018 New york: Springer International Publishing, 2018. Text.