Gunn, I. A. (1964). Vocational training for the British merchant navy. International Labour Organization.
Citazione stile Chigago Style (17a edizione)Gunn, I. A. Vocational Training for the British Merchant Navy. International Labour Organization, 1964.
Citatione MLA (9a ed.)Gunn, I. A. Vocational Training for the British Merchant Navy. International Labour Organization, 1964.
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