APA (7th ed.) Citation

Texas Education Agency. Division of Curriculum Development. (1980). Planning a safe and effective learning environment for science ([Rev.].). The Division.

Chicago Style (17th ed.) Citation

Texas Education Agency. Division of Curriculum Development. Planning a Safe and Effective Learning Environment for Science. [Rev.]. Austin, Tex.: The Division, 1980.

MLA (9th ed.) Citation

Texas Education Agency. Division of Curriculum Development. Planning a Safe and Effective Learning Environment for Science. [Rev.]. The Division, 1980.