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.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিebrary, Inc, এবং 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.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিebrary, Inc, এবং 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.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.