APA (7th ed.) Citation

Purvis, S. T. (1988). Reservoir Outflow (RESOUT) Model. [publisher not identified].

Chicago Style (17th ed.) Citation

Purvis, Stuart Travis. Reservoir Outflow (RESOUT) Model. [Place of publication not identified]: [publisher not identified], 1988.

MLA (9th ed.) Citation

Purvis, Stuart Travis. Reservoir Outflow (RESOUT) Model. [publisher not identified], 1988.