Dauten, Carl Anton, 1913-
Business cycles and forecasting
South-Western Publishing, 1978
 Buku Teks
Bratt, Elmer C.
Business cycles and forecasting
Richard D. Irwin, 1953
 Buku Teks
Valentine, Lloyd M.
Business cycles and forecasting
South-Western Publishing, 1991
 Buku Teks
Achinstein, Asher
Introduction to business cycles
Thomas Y. Crowell, 1950
 Buku Teks
Hamberg, Daniel
Business cycles
Macmillan, 1951
 Buku Teks