TY - JOUR T1 - A Model of Hierarchical Meanings in Coherent Conversation and a Study of Indirect Responses JF - Communication Monographs Y1 - 1979 A1 - Pearce, W. Barnett A1 - Conklin, Forrest KW - conversation KW - genre KW - hierarchy VL - 46 SP - 76–87 N1 - + au ER -