APA (7th ed.) Citation

May, R. A. (1925). World trade in prepared medicines: Egypt. [publisher not identified].

Chicago Style (17th ed.) Citation

May, Richard A. World Trade in Prepared Medicines: Egypt. Washington, D.C.: [publisher not identified], 1925.

MLA (9th ed.) Citation

May, Richard A. World Trade in Prepared Medicines: Egypt. [publisher not identified], 1925.