APA (7th ed.) Citation

Pentel Paul R, Levine Allen S, Harnack Lisa J, Dunn Caroline L, Rydell Sarah, Jeffery Robert W, . . . Walsh Ericka M. (2007). Effects of portion size on chronic energy intake. BMC.

Chicago Style (17th ed.) Citation

Pentel Paul R, Levine Allen S, Harnack Lisa J, Dunn Caroline L, Rydell Sarah, Jeffery Robert W, Baxter Judith E, and Walsh Ericka M. Effects of Portion Size on Chronic Energy Intake. BMC, 2007.

MLA (9th ed.) Citation

Pentel Paul R, et al. Effects of Portion Size on Chronic Energy Intake. BMC, 2007.