Imitation : a developmental perspective / Regina Yando, Victoria Seitz, Edward Zigler. Yando, Regina. Zigler, Edward, 1930-, joint author. Seitz, Victoria, joint author. Imitation in children. BF723.I53 Y36 155.413 YAI Includes indexes. Bibliography: p. 175-194. Hillsdale, N.J. : L. Erlbaum Associates ; New York : distributed by Halsted Press, 1978. 1978. 1978 Text xii, 207 p. : eng