Campion , L., & By Others writer. (1965). Parliament; a survey. Allen & Unwin.
Chicago-viite (17. p.)Campion , Lord, ja By Others writer. Parliament; a Survey. London: Allen & Unwin, 1965.
MLA-viite (9. p.)Campion , Lord, ja By Others writer. Parliament; a Survey. Allen & Unwin, 1965.
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