APA (7th ed.) Citation

Ungar, N., Sieverding, M., & Stadnitski, T. (2013). Increasing fruit and vegetable intake: "Five a day" versus "just one more". Elsevier.

Chicago Style (17th ed.) Citation

Ungar, Nadine, Monika Sieverding, and Tatjana Stadnitski. Increasing Fruit and Vegetable Intake: "Five a Day" Versus "Just One More". Amsterdam [u.a.]: Elsevier, 2013.

MLA (9th ed.) Citation

Ungar, Nadine, et al. Increasing Fruit and Vegetable Intake: "Five a Day" Versus "Just One More". Elsevier, 2013.