Baumol, William J.
Cengage Learning, 2016
Buku Teks
Hall, Robert Ernest
W.W. Norton, 1986
Buku Teks
Baumol, William J.
Harcourt College Publishers, 2000
Buku Teks
Reynolds, Lloyd G.
Richard D. Irwin, 1973
Buku Teks
Ackley, Gardner
Macmillan, 1978
Buku Teks