APA (7th ed.) Citation

Keskinen, K. E. (2021). Features of the physical environment, walking difficulty, and physical activity in old age.

Chicago Style (17th ed.) Citation

Keskinen, Kirsi E. Features of the Physical Environment, Walking Difficulty, and Physical Activity in Old Age. Jyväskylä, 2021.

MLA (9th ed.) Citation

Keskinen, Kirsi E. Features of the Physical Environment, Walking Difficulty, and Physical Activity in Old Age. 2021.