Dyfyniad APA

ebrary, Inc, & Parnell, W. B. (2009). Gun control: Background, regulation and legislation. Nova Science Publishers.

Dyfyniad Arddull Chicago

ebrary, Inc, and William B. Parnell. Gun Control: Background, Regulation and Legislation. New York: Nova Science Publishers, 2009.

Dyfyniad MLA

ebrary, Inc, and William B. Parnell. Gun Control: Background, Regulation and Legislation. Nova Science Publishers, 2009.

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