APA-viite (7. p.)
Botham, C. (1967). Audio-visual Aids for cooperative education and training. Food and agriculture organization of the united Nations.
Chicago-viite (17. p.)
Botham, C.N. Audio-visual Aids for Cooperative Education and Training. Rom: Food and agriculture organization of the united Nations, 1967.
MLA-viite (9. p.)
Botham, C.N. Audio-visual Aids for Cooperative Education and Training. Food and agriculture organization of the united Nations, 1967.
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