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Oxford: Clarendon Press [u.a.], 1980
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SAGE Publications, 1977
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JSTOR, 1977
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Routledge and Kegan Paul Ltd. For the London School of Economics, 1977
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SAGE Publications, 1978
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National Institute for Health and Care Research, 2014
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Frontiers Media SA, 2021
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Ubiquity Press, Ltd., 2014
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Oxford University Press (OUP), 1981
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Ubiquity Press, Ltd., 2014
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Oxford University Press (OUP), 2020