Kukkonen, K. (1982). Physical fitness and cardiovascular risk factors in the middle-aged. Kuopion korkeakoulu.
Lua i Stíl Chicago (17ú heag.)Kukkonen, Katriina. Physical Fitness and Cardiovascular Risk Factors in the Middle-aged. Kuopio [Finland]: Kuopion korkeakoulu, 1982.
Lua MLA (8ú heag.)Kukkonen, Katriina. Physical Fitness and Cardiovascular Risk Factors in the Middle-aged. Kuopion korkeakoulu, 1982.
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