APA (7th ed.) Citation

Bullough, R. V. (1981). Display boards. Educational Technology Publications.

Chicago Style (17th ed.) Citation

Bullough, Robert V. Display Boards. Englewood Cliffs, N.J.: Educational Technology Publications, 1981.

MLA (8th ed.) Citation

Bullough, Robert V. Display Boards. Educational Technology Publications, 1981.

Warning: These citations may not always be 100% accurate.