Dyfyniad APA

(1879). Van Nostrand's engineering magazine. [D. Van Nostrand].

Dyfyniad Arddull Chicago

Van Nostrand's Engineering Magazine. [New York]: [D. Van Nostrand], 1879.

Dyfyniad MLA

Van Nostrand's Engineering Magazine. [D. Van Nostrand], 1879.

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