Crompton, D. (2003). Controlling disease due to helminth infections. World Health Organization.
Cita Chicago Style (17a ed.)Crompton, D.W.T. Controlling Disease Due to Helminth Infections. Geneva: World Health Organization, 2003.
Cita MLA (8a ed.)Crompton, D.W.T. Controlling Disease Due to Helminth Infections. World Health Organization, 2003.
Precaución: Estas citas no son 100% exactas.