Παραπομπή APA

Crosby, E. S. (1960). Sudanese manpower 1956-1965 ;: With special reference to technical training for commercial and industrial occupations. Khartoum: [s.n.].

Παραπομπή Chicago Style

Crosby, Edwin S. Sudanese Manpower 1956-1965 ;: With Special Reference to Technical Training for Commercial and Industrial Occupations. Khartoum: [s.n.], 1960.

Παραπομπή MLA

Crosby, Edwin S. Sudanese Manpower 1956-1965 ;: With Special Reference to Technical Training for Commercial and Industrial Occupations. Khartoum: [s.n.], 1960.

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