Martinson, T. H. (1991). Supercourse for the GRE (2nd ed.). Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Martinson, Thomas H. Supercourse for the GRE. 2nd ed. New York: Prentice-Hall, 1991.
Lua MLA (9ú heag.)Martinson, Thomas H. Supercourse for the GRE. 2nd ed. Prentice-Hall, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.