Wahl, H. (1997). The impact of the person-environment perspective on healthy and active aging: Basic questions and suggestions for research and applied issues. Healthy aging, activity and sports.
Chicago Style (17th ed.) CitationWahl, Hans-Werner. "The Impact of the Person-environment Perspective on Healthy and Active Aging: Basic Questions and Suggestions for Research and Applied Issues." Healthy Aging, Activity and Sports 1997.
MLA (9th ed.) CitationWahl, Hans-Werner. "The Impact of the Person-environment Perspective on Healthy and Active Aging: Basic Questions and Suggestions for Research and Applied Issues." Healthy Aging, Activity and Sports, 1997.
Warning: These citations may not always be 100% accurate.