Singh, R. (1991). Conflict and cooperation. Anmol.
Chicago-čujuhus (17. p.)Singh, Ravi. Conflict and Cooperation. New Delhi: Anmol, 1991.
MLA-čujuhus (9. p.)Singh, Ravi. Conflict and Cooperation. Anmol, 1991.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.