Tohutoro APA (7th ed.)

ebrary, Inc. (1987). Directions in engineering research: An assessment of opportunities and needs. National Academy Press.

Tohutoru Kātū Chicago (17th ed.)

ebrary, Inc. Directions in Engineering Research: An Assessment of Opportunities and Needs. Washington, D.C.: National Academy Press, 1987.

Tohutoro MLA (9th ed.)

ebrary, Inc. Directions in Engineering Research: An Assessment of Opportunities and Needs. National Academy Press, 1987.