FROHOCK, F. M. (1974). Normative political theory.: Fred M. FROHOCK. Prentice-Hall.
Chicago-čujuhus (17. p.)FROHOCK, Fred M. Normative Political Theory.: Fred M. FROHOCK. Englewood Cliffs, N.J.: Prentice-Hall, 1974.
MLA-čujuhus (9. p.)FROHOCK, Fred M. Normative Political Theory.: Fred M. FROHOCK. Prentice-Hall, 1974.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.