Thrush, E. A., Blass, L., & Baldwin, R. (2002). Interactions access (4th ed.). McGraw-Hill Contemporary.
Cita Chicago (17th ed.)Thrush, Emily Austin, Laurie Blass, i Robert Baldwin. Interactions Access. 4th ed. New York: McGraw-Hill Contemporary, 2002.
Cita MLA (8th ed.)Thrush, Emily Austin, et al. Interactions Access. 4th ed. McGraw-Hill Contemporary, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.