Goodman, E. (2008). Guide to the Gre Test. Spark Notes Publishing.
Chicago-čujuhus (17. p.)Goodman, Eric. Guide to the Gre Test. New York, NY: Spark Notes Publishing, 2008.
MLA-čujuhus (9. p.)Goodman, Eric. Guide to the Gre Test. Spark Notes Publishing, 2008.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.