APA (7e ed.) Bronvermelding

Riehl, H., & Rodriguez, R. M. (1977). Foreign exchange markets: A guide to foreign currency operations. McGraw-Hill.

Chicago (17e ed.) Bronvermelding

Riehl, Heinz, en Rita M. Rodriguez. Foreign Exchange Markets: A Guide to Foreign Currency Operations. New York: McGraw-Hill, 1977.

MLA (9e ed.) Bronvermelding

Riehl, Heinz, en Rita M. Rodriguez. Foreign Exchange Markets: A Guide to Foreign Currency Operations. McGraw-Hill, 1977.