Sanitation in developing countries
edited by Arnold Pacey for Oxfam and the Ross Institute of Tropical Hygiene
John Wiley & Sons, 1978
 Buku Teks SO
Sanitation in developing countries
edited by Arnold Pacey for Oxfam and the Ross Institute of Tropical Hygiene
John Wiley & Sons, 1978
 Buku Teks SO
Gelfand, M.A.
University libraries for developing countries
Unesco, 1971
 Buku Teks SO
Myint, Hla
The economics of the developing countries
Hutchinson University Library, 1973
 Buku Teks SO
Jha, Raghbendra
Macroeconomics for developing countries
Routledge, 1994
 Buku Teks SO