APA (7th ed.) Citation

United States. Army. Corps of Engineers. (1990). Effective presentations. US Army Corp of Engineers.

Chicago Style (17th ed.) Citation

United States. Army. Corps of Engineers. Effective Presentations. Washington, DC: US Army Corp of Engineers, 1990.

MLA (9th ed.) Citation

United States. Army. Corps of Engineers. Effective Presentations. US Army Corp of Engineers, 1990.

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