Dyfyniad APA
(1970). Webster's new seventh collegiate dictionary. G & C Merriam.
Dyfyniad Arddull Chicago
Webster's New Seventh Collegiate Dictionary. Springfield: G & C Merriam, 1970.
Dyfyniad MLA
Webster's New Seventh Collegiate Dictionary. G & C Merriam, 1970.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.