South Africa. Dept. of National Health and Population Development. (1988). Fly plague: A manual (2nd ed.). Dept. of National Health and Population Development.
Chicago-referens (17:e uppl.)South Africa. Dept. of National Health and Population Development. Fly Plague: A Manual. 2nd ed. Pretoria: Dept. of National Health and Population Development, 1988.
MLA-referens (8:e uppl.)South Africa. Dept. of National Health and Population Development. Fly Plague: A Manual. 2nd ed. Dept. of National Health and Population Development, 1988.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.