Tuckman, J., Youngman, W. F., & Bleiberg, B. M. (1962). Attempted suicide by adults.
Dyfyniad Arddull ChicagoTuckman, Jacob, William F. Youngman, and Beulah M. Bleiberg. Attempted Suicide By Adults. 1962.
Dyfyniad MLATuckman, Jacob, William F. Youngman, and Beulah M. Bleiberg. Attempted Suicide By Adults. 1962.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.