Fulcher, James, author
Oxford University Press, 2007
Buku Teks
Lapiere, Richard T., author
McGraw-Hill, 1946
Buku Teks
Rochman Achwan, author
UI Press, 2014
Buku Teks
Keilhau, Wilhelm, author
George Allen & Unwin, 1951
Buku Teks
Khan, Fazl-Ullah, author
Board of Economic Enquiry, 1964
Buku Teks