Smith, N. B., Heller, R., Courtis, S. A., & Waterbury, . E. A. (1939). Dictionary. Published by the authority of the Board of Education, City of Detroit.
Dyfyniad Arddull ChicagoSmith, Nila Banton, Regnia Heller, Stuart A. Courtis, and Eveline A. Waterbury. Dictionary. Detroit: Published by the authority of the Board of Education, City of Detroit, 1939.
Dyfyniad MLASmith, Nila Banton, et al. Dictionary. Published by the authority of the Board of Education, City of Detroit, 1939.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.