Macneil, Ian R.
[Publisher not identified], 1966
Buku Teks
Rogers, Margaret
Oceana Publications, 1969
Buku Teks
study coordinators and editors, A.R. Omran and C.C. Standley ; principal investigators, G. Ochoa
World Health Organization, 1981
Buku Teks
Shafer, Robert
[publisher not identified], [date of publication not identified]
Buku Teks SO
edited by Christian P. Potholm and Richard A. Fredland
University Press of America, 1980
Buku Teks