مصادر الصور
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(1) Courtesy of the British Humanist Association.
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(1-1) © Luisa Ricciarini/TopFoto.
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(1-2) © Roberto Herrett/photographersdirect.com.
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(2-1) © John Woodcock/Dorling Kindersley.
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(3-1) © The Granger Collection/TopFoto.
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(3-2) © Scott Camazine/Alamy.
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(4-1) © Ivan Burmistrov/iStockphoto.
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(4-2) © Galyna Andrushko/Fotolia.
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(4-3) © Nikada/iStockphoto.com.
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(5-1) © Stephen Hird/Reuters/Corbis.
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(6-1) © Columbia/The Kobal Collection.
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(6-2) © Dan Sullivan/Alamy.
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(6-3) © Hulton Archive/Getty Images.
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(7-1) © TopFoto.
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(7-2) © Blue Lantern Studio/Corbis.
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(8-1) © Carole Kinziger.
