APA (7th ed.) Citation

Wright, B. A. (1990). Measurement of visibility through spray. [publisher not identified].

Chicago Style (17th ed.) Citation

Wright, Bruce Alan. Measurement of Visibility Through Spray. [Place of publication not identified]: [publisher not identified], 1990.

MLA (9th ed.) Citation

Wright, Bruce Alan. Measurement of Visibility Through Spray. [publisher not identified], 1990.