APA (7th ed.) Citation

Dean, R. A., & Virkus, R. N. (1978). Safety in the secondary science classroom. National Science Teachers Association.

Chicago Style (17th ed.) Citation

Dean, Robert A., and Robert N. Virkus. Safety in the Secondary Science Classroom. Washington, D.C.: National Science Teachers Association, 1978.

MLA (9th ed.) Citation

Dean, Robert A., and Robert N. Virkus. Safety in the Secondary Science Classroom. National Science Teachers Association, 1978.