Williams, K., Boone, L. P., & Englebert, M. (1964). Spelling is fun. American Southern.
Dyfyniad Arddull ChicagoWilliams, Katie, Lalia Phipps Boone, and Merle Englebert. Spelling Is Fun. Montgomery, Alabama: American Southern, 1964.
Dyfyniad MLAWilliams, Katie, et al. Spelling Is Fun. American Southern, 1964.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.