Tropical resources : ecology and development
edited by Jose I. Furtado
Harwood Academic , 1990.
 Buku Teks
Ginzberg, Eli, 1911-
The development of human resources
McGraw-Hill, 1966
 Buku Teks
Australia : its resources and development
edited by G.L. Wood
Macmillan, 1954
 Buku Teks
Natural resources and development
Federal Republic of Germany, 1977
 Buku Teks
Natural resources and international development
edited by Marion Clawson
John Hopkins Press, 1965
 Buku Teks