KONCELIK, J. A. (1982). Aging And The Product Environment Joseph A. Koncelik. Hutchinson Ross.
Lua i Stíl Chicago (17ú heag.)KONCELIK, Joseph A. Aging And The Product Environment Joseph A. Koncelik. Hutchinson Ross, 1982.
Lua MLA (8ú heag.)KONCELIK, Joseph A. Aging And The Product Environment Joseph A. Koncelik. Hutchinson Ross, 1982.
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