F, L. J. (1982). Statistical Model and Methods of Life Time Data (1st edition.). S Chand.
Chicago-viite (17. p.)F, Lawless J. Statistical Model and Methods of Life Time Data. 1st edition. New Delhi: S Chand, 1982.
MLA-viite (9. p.)F, Lawless J. Statistical Model and Methods of Life Time Data. 1st edition. S Chand, 1982.
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