Dyfyniad APA
Holmes, A. C. (1968). Visual Aids in nutrition education: A guide to their preparation and use. Food and agriculture organ.of the United Nations.
Dyfyniad Arddull Chicago
Holmes, Alan C. Visual Aids in Nutrition Education: A Guide to Their Preparation and Use. Rome: Food and agriculture organ.of the United Nations, 1968.
Dyfyniad MLA
Holmes, Alan C. Visual Aids in Nutrition Education: A Guide to Their Preparation and Use. Food and agriculture organ.of the United Nations, 1968.
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