(1981). Current topics in sarvey adapking/easted. Academic Press.
Chicago-čujuhus (17. p.)Current Topics in Sarvey Adapking/easted. New York: Academic Press, 1981.
MLA-čujuhus (9. p.)Current Topics in Sarvey Adapking/easted. Academic Press, 1981.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.