Subjects
Sadoogh,H. and Saidi,A. (2007). Spatial system as the essence of geographical studies. Geography, 4(11), 1-20.
Sadoogh,H. , and Saidi,A. . "Spatial system as the essence of geographical studies", Geography, 4, 11, 2007, 1-20.
Sadoogh H., Saidi A. (2007). 'Spatial system as the essence of geographical studies', Geography, 4(11), pp. 1-20.
H. Sadoogh and A. Saidi, "Spatial system as the essence of geographical studies," Geography, 4 11 (2007): 1-20,
Sadoogh H., Saidi A. Spatial system as the essence of geographical studies. Geography, 2007; 4(11): 1-20.
