Dyfyniad APA

California (Southern) University. National Center for Educational Media. (1969). Index to overhead transparencies. R.R. Bowler.

Dyfyniad Arddull Chicago

California (Southern) University. National Center for Educational Media. Index to Overhead Transparencies. New York: R.R. Bowler, 1969.

Dyfyniad MLA

California (Southern) University. National Center for Educational Media. Index to Overhead Transparencies. R.R. Bowler, 1969.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.