Dyfyniad APA

Nisbet Edward G. & Melilli, S. A. (1986). Steel forgings. American Society for Testing materials.

Dyfyniad Arddull Chicago

Nisbet Edward G. and S Albert Melilli. Steel Forgings. Philadelphia: American Society for Testing materials, 1986.

Dyfyniad MLA

Nisbet Edward G. and S Albert Melilli. Steel Forgings. American Society for Testing materials, 1986.

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