APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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

Kontuz: berrikusi erreferentzia hauek erabili aurretik.