APA-čujuhus (7. p.)
(1993). Encyclopedia of teaching of social studies: Vol.1 Theory of social studies. Anmol.
Chicago-čujuhus (17. p.)
Encyclopedia of Teaching of Social Studies: Vol.1 Theory of Social Studies. New Delhi: Anmol, 1993.
MLA-čujuhus (9. p.)
Encyclopedia of Teaching of Social Studies: Vol.1 Theory of Social Studies. Anmol, 1993.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.