Dyfyniad APA

Lilley, S. (1948). Men, machines and history: A short history of tools and machines in relation to social progress. London: Cobbett Press.

Dyfyniad Arddull Chicago

Lilley, S. Men, Machines and History: A Short History of Tools and Machines in Relation to Social Progress. London: Cobbett Press, 1948.

Dyfyniad MLA

Lilley, S. Men, Machines and History: A Short History of Tools and Machines in Relation to Social Progress. London: Cobbett Press, 1948.

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