Mackinder, Halford John, Sir
The nations of the modern world : an elemtary study in geography and history. - 5 ed. completely rev. - London : George Philip, 1921. - 328 p.
CIVILIZACION
GEOGRAFIA ECONOMICA
GRAN BRETAÑA
HISTORIA
IMPERIALISMO
CIENCIAS SOCIALES
The nations of the modern world : an elemtary study in geography and history. - 5 ed. completely rev. - London : George Philip, 1921. - 328 p.
CIVILIZACION
GEOGRAFIA ECONOMICA
GRAN BRETAÑA
HISTORIA
IMPERIALISMO
CIENCIAS SOCIALES