California (Southern) University. National Center for Educational Media. (1969). Index to overhead transparencies. R.R. Bowler.
Chicago-Zitierstil (17. Ausg.)California (Southern) University. National Center for Educational Media. Index to Overhead Transparencies. New York: R.R. Bowler, 1969.
MLA-Zitierstil (9. Ausg.)California (Southern) University. National Center for Educational Media. Index to Overhead Transparencies. R.R. Bowler, 1969.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.