Thomson, W. (1877). The worth of life: An address delivered at the opening of the fifty-eighth session of the Leeds philosophical and literary society, on Tuesday, the 23rd of October, 1877. J. Murray.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Thomson, William. The Worth of Life: An Address Delivered at the Opening of the Fifty-eighth Session of the Leeds Philosophical and Literary Society, on Tuesday, the 23rd of October, 1877. London: J. Murray, 1877.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Thomson, William. The Worth of Life: An Address Delivered at the Opening of the Fifty-eighth Session of the Leeds Philosophical and Literary Society, on Tuesday, the 23rd of October, 1877. J. Murray, 1877.
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