APA (7th ed.) Citation

Christen, M. O., Godfraind, T., & McCallum, R. W. (1989). Calcium antagonism in gastrointestinal motility: Proceedings...[from]. Elsevier.

Chicago Style (17th ed.) Citation

Christen, M. O., T. Godfraind, and R. W. McCallum. Calcium Antagonism in Gastrointestinal Motility: Proceedings...[from]. Amsterdam: Elsevier, 1989.

MLA (8th ed.) Citation

Christen, M. O., et al. Calcium Antagonism in Gastrointestinal Motility: Proceedings...[from]. Elsevier, 1989.