Teoría y práctica del servicio voluntario
By: Mario Espinoza Vergara ; [diseño de la portada, Osvaldo Salas].
Edition: 2. ed.
Publisher: Ministerio de Cultura, Juventud y Deporte
Published: 1977
Place of publication: San José, C.R
Language: spa
Number of pages: 144
Subjects: Young volunteers in social service.; Young volunteers in social service -- Costa Rica.; Volunteer workers in social service.