Dyfyniad APA

American Society for Testing and Materials. Standard specification for aluminum and aluminum-alloy sheet and plate [metric].

Dyfyniad Arddull Chicago

American Society for Testing and Materials. Standard Specification for Aluminum and Aluminum-alloy Sheet and Plate [metric].

Dyfyniad MLA

American Society for Testing and Materials. Standard Specification for Aluminum and Aluminum-alloy Sheet and Plate [metric].

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