Institute of Vocational Training and Development. Information and Documentation Services. Catalogue of training materials. Part 1-Print. National Manpower and Youth Council.
Čikaški stil citiranja (17. izdanje)Institute of Vocational Training and Development. Information and Documentation Services. Catalogue of Training Materials. Part 1-Print. Taguig: National Manpower and Youth Council.
MLA način citiranja (9. izdanje)Institute of Vocational Training and Development. Information and Documentation Services. Catalogue of Training Materials. Part 1-Print. National Manpower and Youth Council.
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