Journal of Behavior Therapy and Experimental Psychiatry. Pergamon.
Style de citation Chicago (17e éd.)Journal of Behavior Therapy and Experimental Psychiatry. Pergamon.
Style de citation MLA (8e éd.)Journal of Behavior Therapy and Experimental Psychiatry. Pergamon.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.