Dyfyniad APA

Greenwood, D. C. (1961). Engineering data for product design. McGraw-Hill.

Dyfyniad Arddull Chicago

Greenwood, Douglas C. Engineering Data for Product Design. New York: McGraw-Hill, 1961.

Dyfyniad MLA

Greenwood, Douglas C. Engineering Data for Product Design. McGraw-Hill, 1961.

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