Leggett, G. H., Kramer, M. G., & Mead, C. D. (1988). Prentice Hall handbook for writers (10th ed.). Prentice Hall.
Dyfyniad Arddull ChicagoLeggett, Glenn H., Melinda G. Kramer, and C. David Mead. Prentice Hall Handbook for Writers. 10th ed. Englewood Cliffs, N.J.: Prentice Hall, 1988.
Dyfyniad MLALeggett, Glenn H., et al. Prentice Hall Handbook for Writers. 10th ed. Prentice Hall, 1988.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.