APA (7th ed.) Citation

Counts, C. J., Greller, H. A., Calello, D. P., & Meaden, C. W. A bad case of gas. Elsevier.

Chicago Style (17th ed.) Citation

Counts, Christopher J., Howard A. Greller, Diane P. Calello, and Christopher W. Meaden. A Bad Case of Gas. Elsevier.

MLA (9th ed.) Citation

Counts, Christopher J., et al. A Bad Case of Gas. Elsevier.