por Beckhard, Richard, 1918- [autor] | Moreno Manzur, Gilda [traductor] | Lopera Gutierrez, Jaime [traductor] | Harris, Reuben T [autor].
por Beckhard, Richard, 1918- [autor] | Harris, Reuben T [autor] | Valverde, Bertha D. L. de [traductor] | Olascoaga Villanueva, Ernesto [traductor] | Beckhard, Richard, 1918-. Organizational transitions, managing complex change.