Crompton, D. (2003). Controlling disease due to helminth infections. World Health Organization.
Chicago-viite (17. p.)Crompton, D.W.T. Controlling Disease Due to Helminth Infections. Geneva: World Health Organization, 2003.
MLA-viite (8. p.)Crompton, D.W.T. Controlling Disease Due to Helminth Infections. World Health Organization, 2003.
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