Comunicação das novas idéias
By: [por] Gordow Whiting e Lytton L. Guimarães.  Pref. de Manuel Diégues Júnior.
Contributors: Guimarães, Lytton L., joint author.
Publisher: Ed. Financeiras
Published: 1969
Place of publication: Rio de Janeiro
Language: por
Number of pages: 140
Subjects: Diffusion of innovations.; Latin America -- Rural conditions.
Notes: Includes bibliographical references.