Sorenson, R. (1951). The art of board membership. Association Press.
Chicago-čujuhus (17. p.)Sorenson, Roy. The Art of Board Membership. Association Press, 1951.
MLA-čujuhus (9. p.)Sorenson, Roy. The Art of Board Membership. Association Press, 1951.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.