http://digfir-published.macmillanusa.com/video_public_speaking/video_public_speaking_ch153_1.htmlPatterns of arrangement: Causal (single cause for multiple effects)52681cec757a2e2d29000000
http://digfir-published.macmillanusa.com/video_public_speaking/video_public_speaking_ch153_1_dlap.xmlDLAP questions52681cec757a2e2d29000000