1
Έκδοση 1970
“...Saudi Arabia. Ministry of Finance and National Economy. Central Department of Statistics...”
Βιβλίο
2
Έκδοση 1969
“...Saudi Arabia. Ministry of Finance and National Economy. Central Department of Statistics...”
Βιβλίο
3
Έκδοση 1966
“...Saudi Arabia. Ministry of Finance and National Economy. Central Department of Statistics...”
Βιβλίο
4
Έκδοση 1967
“...Saudi Arabia. Ministry of Finance and National Economy. Central Department of Statistics...”
Βιβλίο
5
Έκδοση 1968
“...Saudi Arabia. Ministry of Finance and National Economy. Central Department of Statistics...”
Βιβλίο