APA-čujuhus (7. p.)
Institute of Medicine (U.S.). Committee on a National Research Agenda on Aging, ebrary, Inc, & Lonergan, E. T. (1991). Extending life, enhancing life: A national research agenda on aging. National Academy Press.
Chicago-čujuhus (17. p.)
Institute of Medicine (U.S.). Committee on a National Research Agenda on Aging, Inc ebrary, juo Edmund T. Lonergan. Extending Life, Enhancing Life: A National Research Agenda on Aging. Washington, D.C.: National Academy Press, 1991.
MLA-čujuhus (9. p.)
Institute of Medicine (U.S.). Committee on a National Research Agenda on Aging, et al. Extending Life, Enhancing Life: A National Research Agenda on Aging. National Academy Press, 1991.
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