National Academy of Sciences (U.S.) & ebrary, Inc. (1999). Biographical memoirs. National Academy Press.
Chicago-čujuhus (17. p.)National Academy of Sciences (U.S.) juo Inc ebrary. Biographical Memoirs. Washington, D.C.: National Academy Press, 1999.
MLA-čujuhus (9. p.)National Academy of Sciences (U.S.) juo Inc ebrary. Biographical Memoirs. National Academy Press, 1999.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.