Dyfyniad APA

STEINFELD EDWARD. (2012). UNIVERSAL DESIGN. JOHN WILEY AND SONS INC/NEW JERSEY.

Dyfyniad Arddull Chicago

STEINFELD EDWARD. UNIVERSAL DESIGN. JOHN WILEY AND SONS INC/NEW JERSEY, 2012.

Dyfyniad MLA

STEINFELD EDWARD. UNIVERSAL DESIGN. JOHN WILEY AND SONS INC/NEW JERSEY, 2012.

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