Lua APA (7ú heag.)

KONCELIK, J. A. (1982). Aging and the product environment ed. 1. Huchinson Ross.

Lua i Stíl Chicago (17ú heag.)

KONCELIK, Joseph A. Aging and the Product Environment Ed. 1. Struodsburg: Huchinson Ross, 1982.

Lua MLA (9ú heag.)

KONCELIK, Joseph A. Aging and the Product Environment Ed. 1. Huchinson Ross, 1982.

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