Normas generales para estudios integrados de recursos naturales
By: República del Perú, Oficina Nacional de Evaluación de Recursos Naturales, ONERN.
Contributors: Peru. Oficina Nacional de Evaluación de Recursos Naturales.
Publisher: ONERN
Published: 1978
Place of publication: Lima, Perú
Language: spa
Number of pages: 16
Subjects: Natural resources -- Research -- Peru.; Natural resources -- Peru -- Maps -- Methodology.; Map scales.
Notes: Synoptic table of subject matter on folded leaf in pocket at end.