APA (7th ed.) Citation

Funnell, J. E., & Curtice, D. K. (1966). Highway signing research: Phase II. Characterization of sign-facing materials. Southwest Research Institute.

Chicago Style (17th ed.) Citation

Funnell, J. E., and D. K. Curtice. Highway Signing Research: Phase II. Characterization of Sign-facing Materials. San Antonio, Tex.: Southwest Research Institute, 1966.

MLA (9th ed.) Citation

Funnell, J. E., and D. K. Curtice. Highway Signing Research: Phase II. Characterization of Sign-facing Materials. Southwest Research Institute, 1966.