Budgett, L. D. (1972). The response of processing activity to preferential tariff reductions: The Philippine case, 1900 to 1940. s.n.].
芝加哥风格引文Budgett, Lee Douglas. The Response of Processing Activity to Preferential Tariff Reductions: The Philippine Case, 1900 to 1940. [New Haven, Conn: s.n.], 1972.
MLA引文Budgett, Lee Douglas. The Response of Processing Activity to Preferential Tariff Reductions: The Philippine Case, 1900 to 1940. s.n.], 1972.
警告：这些引文格式不一定是100％准确.