Martin, Anne
Economics and agriculture / by Anne Martin
Routledger Kegan Paul , 1958
 Buku Teks
Hubbard, Leonard E.
The economics of Soviet agriculture
MacMillan, 1939
 Buku Teks
Alderfer, E.B.
Economics of American industry
McGraw-Hill, 1950
 Buku Teks
Davies, J. Kenneth, 1925-
Economics and the American system
J.B. Lippincott, 1970
 Buku Teks
The economics of poverty : an American paradox
edited by Burton A. Weisbrod
Prentice-Hall, 1965
 Buku Teks