ebrary, Inc. (1987). Directions in engineering research: An assessment of opportunities and needs. National Academy Press.
Цитирование в стиле Чикаго (17-е изд.)ebrary, Inc. Directions in Engineering Research: An Assessment of Opportunities and Needs. Washington, D.C.: National Academy Press, 1987.
Цитирование MLA (9-е изд.)ebrary, Inc. Directions in Engineering Research: An Assessment of Opportunities and Needs. National Academy Press, 1987.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.