JHINGAN, M. L. (2012). Principle of economics. Vrinda Publications.
Chicago-čujuhus (17. p.)JHINGAN, M. L. Principle of Economics. Vrinda Publications, 2012.
MLA-čujuhus (9. p.)JHINGAN, M. L. Principle of Economics. Vrinda Publications, 2012.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.