Employment Relations Ltd. (1984). Audio visual materials for industrial relations training (3rd ed.). Employment Relations Ltd. Resource Centre.
Citace podle Chicago (17th ed.)Employment Relations Ltd. Audio Visual Materials for Industrial Relations Training. 3rd ed. Cambridge: Employment Relations Ltd. Resource Centre, 1984.
Citace podle MLA (8th ed.)Employment Relations Ltd. Audio Visual Materials for Industrial Relations Training. 3rd ed. Employment Relations Ltd. Resource Centre, 1984.
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