APA (7e ed.) Bronvermelding

Mead, E. S., & Grodinsky, J. (1939). The ebb and flow of investment values. D. Appleton-Century company.

Chicago (17e ed.) Bronvermelding

Mead, Edward Sherwood, en Julius Grodinsky. The Ebb and Flow of Investment Values. New York: D. Appleton-Century company, 1939.

MLA (9e ed.) Bronvermelding

Mead, Edward Sherwood, en Julius Grodinsky. The Ebb and Flow of Investment Values. D. Appleton-Century company, 1939.