Kramer Melinda G, Kramer, M. G., & Mead, C. D. (1988). Prentice Hall workbook for writers (5th ed.). Prentice Hall.
Chicago Style (17th ed.) ZitazioaKramer Melinda G, Melinda G. Kramer, eta C. David Mead. Prentice Hall Workbook for Writers. 5th ed. Englewood Cliffs, N.J.: Prentice Hall, 1988.
MLA (9th ed.) ZitazioaKramer Melinda G, et al. Prentice Hall Workbook for Writers. 5th ed. Prentice Hall, 1988.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.