South Africa. Dept. of Health. (1933). Malaria control by anti-mosquito (adult) measures. Govt. Printer.
Dyfyniad Arddull ChicagoSouth Africa. Dept. of Health. Malaria Control by Anti-mosquito (adult) Measures. Pretoria: Govt. Printer, 1933.
Dyfyniad MLASouth Africa. Dept. of Health. Malaria Control by Anti-mosquito (adult) Measures. Govt. Printer, 1933.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.