Bradshaw, J., & Harris, T. (1983). Energy and social policy. Routledge & Kegan Paul.
Lua i Stíl Chicago (17ú heag.)Bradshaw, Jonathan, agus Toby Harris. Energy and Social Policy. London ; Boston: Routledge & Kegan Paul, 1983.
Lua MLA (9ú heag.)Bradshaw, Jonathan, agus Toby Harris. Energy and Social Policy. Routledge & Kegan Paul, 1983.
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