記錄引文

APA引文

Slack, E. R. (1970). The effect of the U. S. international telecommunications industry on the United States balance of payments. London: University Microfilms International.

Trích dẫn kiểu Chicago

Slack, Edward Robert. The Effect of the U. S. International Telecommunications Industry On the United States Balance of Payments. London: University Microfilms International, 1970.

MLA引文

Slack, Edward Robert. The Effect of the U. S. International Telecommunications Industry On the United States Balance of Payments. London: University Microfilms International, 1970.

警告：這些引文格式不一定是100％准確.

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