APA-referens

Allen, R. Bulletproof Feathers: How Science Uses Nature's Secrets to Design Cutting-Edge Technology.

Chicago-stil citat

Allen, Robert. Bulletproof Feathers: How Science Uses Nature's Secrets to Design Cutting-Edge Technology.

MLA-referens

Allen, Robert. Bulletproof Feathers: How Science Uses Nature's Secrets to Design Cutting-Edge Technology.

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