APA (7e ed.) Bronvermelding

Johnston, J. (1997). Econometric methods (4th ed.). McGraw-Hill.

Chicago (17e ed.) Bronvermelding

Johnston, Jack. Econometric Methods. 4th ed. New York: McGraw-Hill, 1997.

MLA (9e ed.) Bronvermelding

Johnston, Jack. Econometric Methods. 4th ed. McGraw-Hill, 1997.