APA citiranje

Schaefer, D. A. (1970). Reflections on the present and future. Zurich: The Union Bank of Switzerland.

Trích dẫn kiểu Chicago

Schaefer, Dr. A. Reflections On the Present and Future. Zurich: The Union Bank of Switzerland, 1970.

MLA citiranje

Schaefer, Dr. A. Reflections On the Present and Future. Zurich: The Union Bank of Switzerland, 1970.

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