APA Citation

Guillin, M. (1970). Colour as a teaching aid. Seventh EBU Seminar on teaching by television..

ISBD Citation

"Colour as a teaching aid" Seventh EBU Seminar On Teaching By Television. .

MLA Citation

Guillin, Maurice. "Colour As a Teaching Aid." Seventh EBU Seminar On Teaching By Television. 1970.

Remember to check citations for accuracy before including them in your work.