APA   Click to copy
Haskins, I., Amdur, R., & Vaziri, K. (2014). The effect of smoking on bariatric surgical outcomes. Surgical Endoscopy.

Chicago/Turabian   Click to copy
Haskins, I., R. Amdur, and K. Vaziri. “The Effect of Smoking on Bariatric Surgical Outcomes.” Surgical Endoscopy (2014).

MLA   Click to copy
Haskins, I., et al. “The Effect of Smoking on Bariatric Surgical Outcomes.” Surgical Endoscopy, 2014.

@article{i2014a,
  title = {The effect of smoking on bariatric surgical outcomes},
  year = {2014},
  journal = {Surgical Endoscopy},
  author = {Haskins, I. and Amdur, R. and Vaziri, K.}
}