APA (7th ed.) Citation

Wohlers, T. T. (1999). State of the industry: Rapid prototyping & tooling ; 1999 worldwide progress report (1. ed.). Wohlers Assoc.

Chicago Style (17th ed.) Citation

Wohlers, Terry T. State of the Industry: Rapid Prototyping & Tooling ; 1999 Worldwide Progress Report. 1. ed. Fort Collins, Colo: Wohlers Assoc, 1999.

MLA (9th ed.) Citation

Wohlers, Terry T. State of the Industry: Rapid Prototyping & Tooling ; 1999 Worldwide Progress Report. 1. ed. Wohlers Assoc, 1999.