Onyefulu, I., 1940- 1950- 1963- 1951- 1953-, & 1950- 1963-. (1995). Emeka's gift: An African counting story. New York: Cobblehill Books.
Dyfyniad Arddull ChicagoOnyefulu, Ifeoma., 1940- 1950- 1963- 1951- 1953-, và 1950- 1963-. Emeka's Gift: An African Counting Story. New York: Cobblehill Books, 1995.
Dyfyniad MLAOnyefulu, Ifeoma., 1940- 1950- 1963- 1951- 1953-, và 1950- 1963-. Emeka's Gift: An African Counting Story. New York: Cobblehill Books, 1995.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.