Dyfyniad APA
Galama, T., & Hosek, J. R. (2008). U.S. competitiveness in science and technology. RAND Corporation.
Dyfyniad Arddull Chicago
Galama, Titus, and James R. Hosek. U.S. Competitiveness in Science and Technology. Santa Monica, CA: RAND Corporation, 2008.
Dyfyniad MLA
Galama, Titus, and James R. Hosek. U.S. Competitiveness in Science and Technology. RAND Corporation, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.