Cita APA (7th ed.)

ebrary, Inc, & Czaja, S. J. (1990). Human factors research needs for an aging population. National Academy Press : Additional copies of this report are available from National Research Council.

Cita Chicago (17th ed.)

ebrary, Inc, i Sara J. Czaja. Human Factors Research Needs for an Aging Population. Washington, D.C.: National Academy Press : Additional copies of this report are available from National Research Council, 1990.

Cita MLA (9th ed.)

ebrary, Inc, i Sara J. Czaja. Human Factors Research Needs for an Aging Population. National Academy Press : Additional copies of this report are available from National Research Council, 1990.