Phillips, Ralph W.
United states Government Printing Office, 1945
Buku Teks
Collier-Machmilan Limited, 1967
Buku Teks SO
Veerasamy Sejian, editor
[, Springer], 2012
eBooks
McNitt, J.I.
The English Language Book Society , 1983
Buku Teks SO
Dickson D. Despommier, Daniel O. Griffin, Robert W. Gwardz, Peter J. Hotez, Charles A. Knirsch
Parasites Without Borders, Inc, 2017
Buku Teks SO