Dyfyniad APA

McWHIRTER, N. (1981). Guinnes Book Of World Records Norris Mcwhirter (ed.). Bantam Books.

Dyfyniad Arddull Chicago

McWHIRTER, Norris. Guinnes Book Of World Records Norris Mcwhirter (ed.). Bantam Books, 1981.

Dyfyniad MLA

McWHIRTER, Norris. Guinnes Book Of World Records Norris Mcwhirter (ed.). Bantam Books, 1981.

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