Cita APA (7a ed.)
Douglas, P. H. (1966). AMERICA IN THE MARKET PLACE: TRADE, TARIFFS AND THE BALANCE OF PAYMENTS.
Cita estilo Chicago (17a ed.)
Douglas, Paul Howard. AMERICA IN THE MARKET PLACE: TRADE, TARIFFS AND THE BALANCE OF PAYMENTS. 1966.
Cita MLA (9a ed.)
Douglas, Paul Howard. AMERICA IN THE MARKET PLACE: TRADE, TARIFFS AND THE BALANCE OF PAYMENTS. 1966.
Precaución: Estas citas no son 100% exactas.