Pugh, G. T. (1955). Guide to research writing. Houghton Mifflin Company.
Chicago-čujuhus (17. p.)Pugh, Griffith Thompson. Guide to Research Writing. Boston: Houghton Mifflin Company, 1955.
MLA-čujuhus (9. p.)Pugh, Griffith Thompson. Guide to Research Writing. Houghton Mifflin Company, 1955.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.