Hurlock, E. (1976). Personality development. Tata Mc Graw Hill.
Dyfyniad Arddull ChicagoHurlock, Elizabeth. Personality Development. New Delhi: Tata Mc Graw Hill, 1976.
Dyfyniad MLAHurlock, Elizabeth. Personality Development. Tata Mc Graw Hill, 1976.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.