APA (7th ed.) Citation

Smith, W. R. (1971). The use of audiovisual materials in elementary social studies. Educational Technology Publications.

Chicago Style (17th ed.) Citation

Smith, William R. The Use of Audiovisual Materials in Elementary Social Studies. Englewood Cliffs, N. J.: Educational Technology Publications, 1971.

MLA (9th ed.) Citation

Smith, William R. The Use of Audiovisual Materials in Elementary Social Studies. Educational Technology Publications, 1971.