268875 Gormly, A. V. (1997). Lifespan human development. Fort Worth : Harcourt Brace College Pub..
Dyfyniad Arddull Chicago268875 Gormly, Anne V. Lifespan Human Development. Fort Worth : Harcourt Brace College Pub., 1997.
Dyfyniad MLA268875 Gormly, Anne V. Lifespan Human Development. Fort Worth : Harcourt Brace College Pub., 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.