Film catalog supplement.

APA Citation

Pennsylvania. Department of Public Welfare., Pennsylvania. Bureau of Public Education. Audio-Visual Section., Its. (1972). Film catalog supplement. Harrisburg: Pennsylvania Department of Public Welfare, Audio-Visual Section, Bureau of Public Education.

MLA Citation

Pennsylvania. Department of Public Welfare, Pennsylvania. Bureau of Public Education. Audio-Visual Section, and Its. Film Catalog Supplement. Harrisburg: Pennsylvania Department of Public Welfare, Audio-Visual Section, Bureau of Public Education, 1972.