McMichael, T. (2001). Human frontiers, environments and disease: past patterns: Uncertain futures. Univ. Pr.
Chicago-viite (17. p.)McMichael, Tony. Human Frontiers, Environments and Disease: Past Patterns: Uncertain Futures. Cambridge: Univ. Pr, 2001.
MLA-viite (9. p.)McMichael, Tony. Human Frontiers, Environments and Disease: Past Patterns: Uncertain Futures. Univ. Pr, 2001.
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