Martin, R. L. (2009). The Opposable Mind. Harvard Business Press.
Chicago-čujuhus (17. p.)Martin, Rober L. The Opposable Mind. Boston: Harvard Business Press, 2009.
MLA-čujuhus (9. p.)Martin, Rober L. The Opposable Mind. Harvard Business Press, 2009.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.