APA (7th ed.) Citation

Koen, B. V. (1985). Definition of the engineering method. American Society for Engineering Education.

Chicago Style (17th ed.) Citation

Koen, Billy Vaughn. Definition of the Engineering Method. Washington, D.C: American Society for Engineering Education, 1985.

MLA (9th ed.) Citation

Koen, Billy Vaughn. Definition of the Engineering Method. American Society for Engineering Education, 1985.