Dyfyniad APA

(1978). Research and development in industry, 1978: Funds, 1978 scientists and engineers. Washington: National Science Foundation.

Dyfyniad Arddull Chicago

Research and Development in Industry, 1978: Funds, 1978 Scientists and Engineers. Washington: National Science Foundation, 1978.

Dyfyniad MLA

Research and Development in Industry, 1978: Funds, 1978 Scientists and Engineers. Washington: National Science Foundation, 1978.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.