Tarone, Elaine
Focus on the language learner : approaches to identifying and meeting the needs of second language learners
Oxford University Press, 1991
 Buku Teks
Basic health care in developing countries : an epidemiological perspective
edited for the International Epidemiological Association and the World Health Organization by Basil S. Hetzel
Oxford University Press, 1978
 Buku Teks
Baah, Asamoah
Health economics: identification of needs in health economics in developing countries / by Asamoah Baah
World Health Organization, 1995
 Buku Teks
Grant, James P.
Disparity reduction rates in social indicators : a proposal for measuring and targeting progress in meeting basic needs / James P. Grant
Overseas Development Council , 1978
 Buku Teks
Advances in the sociology of language volume II : selected studies and applications / edited by Basic concepts theories and problems alternative approaches Selected studies and applications
1972, The Hague Mouton
 Buku Teks