Wahl, H., & Heyl, V. (2003). Connections between vision, hearing, and cognitive function in old age. Generations, 27(1), . https://doi.org/https://www.jstor.org/stable/26555200
Chicago-Zitierstil (17. Ausg.)Wahl, Hans-Werner, und Vera Heyl. "Connections Between Vision, Hearing, and Cognitive Function in Old Age." Generations 27, no. 1 (2003). https://doi.org/https://www.jstor.org/stable/26555200.
MLA-Zitierstil (9. Ausg.)Wahl, Hans-Werner, und Vera Heyl. "Connections Between Vision, Hearing, and Cognitive Function in Old Age." Generations, vol. 27, no. 1, 2003, https://doi.org/https://www.jstor.org/stable/26555200.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.