APA-viite (7. p.)

Rühle, I. (1997). Why banks?: Microeconomic foundations of financial intermediaries. P. Lang.

Chicago-viite (17. p.)

Rühle, Ilonka. Why Banks?: Microeconomic Foundations of Financial Intermediaries. Frakfurt am Main ; New York: P. Lang, 1997.

MLA-viite (9. p.)

Rühle, Ilonka. Why Banks?: Microeconomic Foundations of Financial Intermediaries. P. Lang, 1997.