Dyfyniad APA

Psara, P. A., & Langford, H. D. (1987). Advancing materials research. National Academy.

Dyfyniad Arddull Chicago

Psara, Peter A., and H Dale Langford. Advancing Materials Research. Washington: National Academy, 1987.

Dyfyniad MLA

Psara, Peter A., and H Dale Langford. Advancing Materials Research. National Academy, 1987.

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