Harris, Laurence, author
McGraw-Hill, 1985
Buku Teks
Ellis, Howard S., author
Harvard University Press , 1937
Buku Teks
Walsh, Carl E., author
MIT Press, 2010
Buku Teks
selected by a Committee of the American Economic Association
George Allen & Unwin, 1956
Buku Teks
Kurihara, Kenneth K., author
Allen & Unwin, 1951
Buku Teks