Dyfyniad APA

Mallock, W. H. (1879). Is life worth living? Belfords, Clarke & Co..

Dyfyniad Arddull Chicago

Mallock, W. H. Is Life Worth Living? Chicago: Belfords, Clarke & Co., 1879.

Dyfyniad MLA

Mallock, W. H. Is Life Worth Living? Belfords, Clarke & Co., 1879.

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