Pcrpillou, صلى الله عليه وسلم., Human Geography, London, 1972. Pounds, N., Political Geography, New York, 1963. Robinson, N. Human Geography, London, 1978. Samailes, صلى الله عليه وسلم.صلى الله عليه وسلم., The Geography of Towns, London, 1953. Sorre, M., Fondements de la Geographie Humaine, Paris, 1955. Stamp. L., صلى الله عليه وسلمpplied Geography, London, 1960.

Toyne, P. and Newby, P. Techniques in Human Geography, London, 1971.

Zelinsky, W., صلى الله عليه وسلم Prologue to Population Geography, Ixford, 1972