Kohler, Heinz
Economic integration in the Soviet bloc with an East German case study Heinz Kohler
Frederick A. Praeger, 1965
 Buku Teks
Economics in society strategy and methods
by Helburn Sperling ... [and others]
Addison-Welsey, 1974
 Buku Teks SO
Naqvi, Syed Nawab Haider
Islam, economics, and society
Kegan Paul International, 1993
 Buku Teks SO
Douglas, William O.
America challenged
Princeton University Press , 1960
 Buku Teks SO
Douglas, William O.
America challenged
Princeton University Press, 1960
 Buku Teks