Citazione APA

Babson, R. W. (1916). Business barometers used in the accumulation of money: A text book on applied economics for merchants, bankers and investors ((9th ed.) Issued Oct., 1916.). Babson's statistical organization.

Stile di citazione Chicago

Babson, Roger Ward. Business Barometers Used in the Accumulation of Money: A Text Book on Applied Economics for Merchants, Bankers and Investors. (9th ed.) Issued Oct., 1916. Wellesley Hills, Mass.: Babson's statistical organization, 1916.

Citazione MLA

Babson, Roger Ward. Business Barometers Used in the Accumulation of Money: A Text Book on Applied Economics for Merchants, Bankers and Investors. (9th ed.) Issued Oct., 1916. Babson's statistical organization, 1916.