APA (7th ed.) Citation

(2018). Exercise & physical activity: Your everyday guide from the National Institute on Aging at NIH. NIH, National Institute on Aging.

Chicago Style (17th ed.) Citation

Exercise & Physical Activity: Your Everyday Guide from the National Institute on Aging at NIH. [Gaithersburg, Md.]: NIH, National Institute on Aging, 2018.

MLA (9th ed.) Citation

Exercise & Physical Activity: Your Everyday Guide from the National Institute on Aging at NIH. NIH, National Institute on Aging, 2018.