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Indicadores de actividades cientificas y tecnologicas : Mexico 1997 = Science and technology indicators : at a glance, Mexico 1997 Science and technology indicators : at a glance, Mexico 1997 - ed. de bolsillo - 88 páginas

Subjects--Topical Terms:
Ciencia--Mexico--Estadistica
Tecnología--Mexico--Estadistica

LC Class. No.: Q127.M4 / I53 1997