La batalla por el sexto grado
By: Rosario Fernńadez Perera ... [et al]
Contributors: Fernández Perera Rosario.
Publisher: Editorial Pueblo y Educación
Published: 1985
Place of publication: Ciudad de la Habana
Language: spa
Number of pages: 115
Subjects: Literacy programs -- Cuba -- History -- 20th century.
Notes: Includes bibliographical references.